Skeptophilia (skep-to-fil-i-a) (n.) - the love of logical thought, skepticism, and thinking critically. Being an exploration of the applications of skeptical thinking to the world at large, with periodic excursions into linguistics, music, politics, cryptozoology, and why people keep seeing the face of Jesus on grilled cheese sandwiches.

Saturday, August 17, 2013

Jack the cuddly Chupacabra

I mentioned a couple of days ago that I had been interviewed for a podcast by a fellow named Robert Chazz Chute, a journalist and writer who was curious about how a guy who was born into a devout Roman Catholic family in southern Louisiana had ended up becoming a skeptic and atheist.  The podcast is now live -- I hope you'll give it a listen!  Check out Gordon Bonnet on The Cool People Podcasts.

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I try not to spend too much time focusing on individuals who either (1) are yearning for attention or (2) have a screw loose, or possibly (3) both, but this one was too good to pass up.

Much has been made in cryptozoological circles of El Chupacabra, the "goat sucker," a canid cryptid that apparently first was mentioned in Puerto Rico about twenty years ago.  Since that time, reports have come in from all over, largely concentrated in the southwestern United States, although there have been mentions of the beast from as far away as Siberia.  Where there has been evidence, apart from eyewitness accounts and blurry photographs, the creature in question has always turned out to be a coyote or wolf, usually with mange (a condition that makes the affected individual lose patches of hair).

So, imagine my surprise when there was a story on the bizarre site Who Forted? wherein someone said that not only is El Chupacabra real, but he has one as a pet.

The gentleman in question, one Craig R. of San Diego, thinks his pet dog is a domesticated Chupacabra.  Let's hear his argument:
Chupacabras are real..

I am sure there are generations of groups that have figured out how to live in the wild. The wild ones will of course have more exaggerated wild features.

Jack is a coated Xolo. 4 out of 5 in a litter are black skin and hairless. One out of 5 still have the black skin but they have coats (like Jack) and a full set of teeth (hairless ones are missing most of there [sic] teeth which explains the wild hairless Xolo feeding habits). Standard size of Xolo is 35 pounds. Jack is an intermediate 20 pounds. They have minis to that look like Chihuahuas.

So forget that Jack is not hairless and study the features of Jack. The paws….the teeth. Jack has elongated fangs. I play tough [sic] of war with them they are so long. Look at the nose, the head, the ears.

The Shorter front legs. The rabbit like hips.

He is pretty much a spitting image of the museum Chupacabras and pics.

I can even explain the padding on the hind end of the Texas one. They’re hip bone because he has rabbit like hips stick out on each side of the tale.

If its [sic] a wild one, they will need extra PADDING there to comfort from hard rocks and hard surface while sitting. Plus they wedge they’re hips with those bones against a vertical surface to help them curl up in a tight ball. So those pads are easily explainable...

Chupacabras are wild or feral Xolos that’s it.
The "Xolo" he's talking about is short for Xoloitzcuintle, the so-called "Mexican Hairless Dog."  Craig is right that despite the name, some members of the breed do have hair.  But as far as his pet being an exact match for the fearsome goat-sucker, as he implies, let's look at an image of an alleged Chupacabra corpse:


Then, we have El Chupacabra, as artists have pictured it, from eyewitness testimony:


Then we have... Jack.


I don't know about you, but I'm just not seeing it.

Given that genetic testing on the small number of dead Chupacabras that have been recovered (including the one pictured above) have, one and all, shown them to be sick coyotes, I just don't think I'm ready to cast myself into Craig R.'s camp just yet.  If there were any other evidence of wild packs of Xolos running around...  but right now, that's it.  Just his word, with an assurance that Jack is really a great deal fiercer than he looks.

Because, face it; doesn't Jack just look a little... cuddly to be labeled as a "goat-sucker?"  If he really was a Chupacabra, you'd think that the general reaction would be running away screaming, while all I want to do is to skritch his head.  But that's just me.  I haven't, after all, played "tough of war" with him.

So, that's today's news from the cryptozoological world.  Once again, a wild claim and nothing really much to back it up, but it's not like that's anything new.  Who knows what's next?  If this sets any kind of precedent, the next thing we know, we'll have the Yeti being characterized as "very much like a baby panda."

Friday, August 16, 2013

Climate change, congress, and ice cubes

I'd like to say, for the record, that it would be a nice thing if I felt confidence that the people elected to public office in the United States were smarter than I am.

Isn't that a good thing to wish for?  I know I don't have what it takes to be in congress, or (heaven forfend) to be the president.  The number of disparate fields that you have to be conversant with in order to be effective, the degree to which you have to understand the government, law, foreign policy -- I'm overwhelmed just thinking about it.

It is, therefore, a little terrifying to me when I see people in leadership roles in our government who seem to be kind of... dumb.

I don't make this statement lightly, and it's not just on the basis of the fact that I might disagree with some of them.  I would expect that, considering the complexity of what they deal with.  But when someone in government, an elected official that a majority of voters thought the best person for the job, makes a statement that is pure, unadulterated idiocy -- that I find alarming.

Take the pronouncement that came from Representative Jeff Miller (R-FL) this week, regarding an increasingly hot-button issue -- climate change.


During a "Coffee With a Congressman" event held on Tuesday, Miller was confronted by some residents of the district he represents, and asked to defend his views on the environment.  Miller railed against the people who are in favor of tougher environmental safety standards as follows:
There are people who want to shut down that entire facility [a factory in his district].  The president wants to shut down all coal facilities.  He wants to bankrupt the entire state of West Virginia, and Pennsylvania, too...  All these people who drive electric cars around, talk about how great they are, forget that when you plug that thing into the wall, it's getting its electricity from a power plant somewhere, and it probably is a coal plant.
Well, so far, okay; maybe he got a little carried away when he claimed that the president wants to bankrupt two entire states, but he's got a point that unless we clean up electrical production at the source, electric cars are just one step away from producing the pollution ourselves.  But then he goes right off the deep end:
Lemme tell you, this whole Al Gore thing of climate change, unfortunately, it's not doing this nation any good...  The scientific community is not at consensus with this... I will defund the EPA, it has done more to slow the growth of industry than any agency out there...  You ask, why do I go against the scientists?  Well, I have scientists that I rely on, the scientists that I rely on say our climate has changed [sic].  Look, it wasn’t just a few years ago, what was the problem that existed?  It wasn’t global warming, we were gonna all be an ice cube.  We’re not ice cubes.  Our climate will continue to change because of the way God formed the Earth.
 I... okay.  What?

Look, I know that there are still questions about climate change.  We don't know to what extent the current warmup is a natural rebound, and to what extent it is anthropogenic in origin -- although the vast majority of climatologists attribute the rapid rate of warming to anthropogenic causes.  We don't know how far it will continue, or how much we could slow it down if we cut back on fossil fuel use.  We can still discuss those issues, as well as discussing what, if any, response our government should have toward them.

But to have someone like this guy, behind the microphone, and clearly babbling incoherently... about "ice cubes?"  And the "scientific community not being at consensus?"  And that he consulted "scientists he relies on" and they say the climate is changing because of god?  I don't know about you, I sure as hell don't want the decisions regarding the welfare of this nation made by people who seem to have trouble stringing words together into sentences, and whose understanding of scientific principles apparently leveled out in fourth grade on a visit to the Creation Museum.

Like I said, it's not that I think being a congressperson would be easy.  It's not a job that I would ever want.  But at least I am honest enough to admit it when I don't know something.  I guess that's taboo in politics, though, isn't it?  You can't ever say, "I'm sorry, I don't know about that."  But is it really any better to stand in front of a large, increasingly surly crowd, yammering on about climate change happening because god wants it to?

And regarding climate change, it's an answer we'd better get right, because as a friend of mine put it, it's an experiment we only get to run once.  Getting it right will mean having people in charge who have some basic knowledge of the science involved.  Not, unfortunately, talking heads like Representative Miller, who frankly sounds to me as if his IQ doesn't exceed his shoe size.

Thursday, August 15, 2013

Orson Scott Card, and separating creator from creation

Today I'm going to ask a question that I'm not at all certain I have an answer to:  Is it possible to separate creative people from their works, especially in cases where the work is good but the creators themselves are reprehensible?  Or outright crazy?

I bring this up, of course, because of Orson Scott Card, whose book Ender's Game is brilliant, but who personally seems to be a grade-A wingnut.


First, we had the revelation that Card had served for years on the board of the National Organization for Marriage, an organization whose entire raison d'être is opposing gay marriage.  (He quietly resigned in 2009, possibly because he knew that it would result in bad press for the upcoming movie version of his book.)  The story came out anyway, of course, as did homophobic vitriol he'd written that included the following [Source]:
The dark secret of homosexual society -- the one that dares not speak its name -- is how many homosexuals first entered into that world through a disturbing seduction or rape or molestation or abuse, and how many of them yearn to get out of the homosexual community and live normally.
He still refers to the gay marriage question as requiring the "radical redefinition of marriage," which I find wryly amusing, given that he's a devout Mormon.

Be that as it may, his anti-homosexual opinions are sadly commonplace.  Not so his more recently revealed opinions, which move him from "narrow-minded right-winger" directly into the "card-carrying loony" column.  Because now Card is now claiming that there is a leftist conspiracy to trash the Constitution and turn President Obama into an emperor [Source]:
Obama is, by character and preference, a dictator. He hates the very idea of compromise; he demonizes his critics and despises even his own toadies in the liberal press. He circumvented Congress as soon as he got into office by appointing "czars" who didn't need Senate approval. His own party hasn't passed a budget ever in the Senate.

In other words, Obama already acts as if the Constitution were just for show. Like Augustus, he pretends to govern within its framework, but in fact he treats it with contempt...

Michelle Obama is going to be Barack's Lurleen Wallace. Remember how George Wallace got around Alabama's ban on governors serving two terms in a row? He ran his wife for the office. Everyone knew Wallace would actually be pulling the strings, even though they denied it. Michelle Obama will be Obama's designated "successor," and any Democrat who seriously opposes her will be destroyed in the media the way everyone who contested Obama's run for the Democratic nomination in 2008 was destroyed.
How will Obama accomplish all of this? By hiring gang members as his personal hit men, of course:
Where will he get his "national police"? The NaPo will be recruited from "young out-of-work urban men" and it will be hailed as a cure for the economic malaise of the inner cities.

In other words, Obama will put a thin veneer of training and military structure on urban gangs, and send them out to channel their violence against Obama's enemies.

Instead of doing drive-by shootings in their own neighborhoods, these young thugs will do beatings and murders of people "trying to escape" -- people who all seem to be leaders and members of groups that oppose Obama.
All righty, then. I guess that's clear enough.

What is a bit perplexing is how little of this nuttiness comes through in Ender's Game, a book that is rightly popular and is (in fact) required reading in 10th grade English classes in the high school where I teach.  How could someone who has so clearly gone off the deep end can write a book as morally complex as this one?   (I know more than one person who is boycotting the movie, largely because of a desire not to put more money in the hands of a person who has such repellent ideas.)

Of course, Card is hardly the only author whose odd personal life has given readers pause.   Robert Heinlein, whose Stranger in a Strange Land, The Moon is a Harsh Mistress, and Starship Troopers are classics of science fiction, was during his life a peculiar mix of forward-thinking and reactionary. (What other nudists who supported Free Love can you think of who worked on the Barry Goldwater campaign?)

And of course, you get into even deeper water when you throw actors, artists, and musicians into the mix.  I know one person who can't even watch a Tom Cruise movie because of his role in suppressing negative press for the Scientologists.  I have less of a problem here, because when Cruise is on the screen, he's playing someone else, after all.  (There's still the difficulty of bankrolling someone who is morally reprehensible -- I do get that.)

So, it's a question worth asking.  Do the repulsive and (frankly) counterfactual beliefs of people like Orson Scott Card give us a reason to avoid their creations, even if those creations have their own merit?  To what extent can you separate the creation from the creator?  I suspect, from personal experience, that this may not even be possible. In addition to writing Skeptophilia I write fiction, and it is undeniable that my views of the universe have a way of creeping in -- however much I try to make the characters their own people, with their own worldviews and their own motivations.  And sometimes it works better than others.  For example, I deliberately tried to shake up my own sensibilities when I wrote the novella Adam's Fall -- the point-of-view character is an elderly and devout Anglican clergyman, and (I think) a highly sympathetic and complex man. The separation isn't quite so clear in other cases, though, and when a friend read my novel Signal to Noise, she said about the main character, "Um... you do realize that Tyler Vaughn is you, don't you?"

I'd be interested to hear what my readers think about this question, particularly apropos of the homophobia and conspiracy-theory aspects of Orson Scott Card's beliefs.  Do these diminish your enjoyment of his fiction?  Or stop you from reading it entirely?  Should it matter what sort of personal life an author or artist (or, for that matter, a scientist) leads?  Should it matter that geneticist James Watson thinks that Africa will never amount to much because "their intelligence is [not] the same as ours"?  Does the child molestation conviction of biologist Carleton Gajdusek decrease the worth of his research into the etiology of mad cow disease, research that led to protocols that have undoubtedly saved lives?  Does it make a difference that Isaac Newton, the "father of mathematical physics," was a narrow-minded religious fanatic who spent his spare time poring the bible for secret messages so he could figure out when the Antichrist was coming to Earth?

Myself, I think this just points up something that bears remembering: humans are complex. We are all combinations of good and bad -- some of us, really good and really bad.  What positive things we might accomplish don't excuse us from the repercussions of our darker sides, of course; but perhaps we should stop being surprised when they occur in the same person.

Maybe the problem here is our desire for clear-cut heroes and villains.  People are never two-dimensional, however easier it might make the world if they were.  Realistically, we shouldn't expect them to be.  When we are surprised at how odd, and seemingly self-contradictory, the human mind can be, perhaps it's our assumptions that are at fault.

Wednesday, August 14, 2013

The dubious science of the "Spirit Story Box"

Those of you who are (1) ghost hunters, and (2) into high-tech gadgetry, have a new tool to try out.

It's an app for your iPhone called the "Spirit Story Box."  Its creators, Roger Pingleton and Jill Beitz of StreamSide Software, summarize its operation as follows:
Spirit Story Box works by examining values within the device that a spirit should theoretically be able to manipulate. An algorithm tracks and measures these values while at the same time selectors are constantly updated, which are then used to determine what words should be output.
Simply put, the app allegedly is taking readings from the "energy field" of an area, and outputting words on the screen.  Marvel at its features:
  • Exclusive story engine may allow spirit energy to communicate with multi-word answers
  • Mesmerizing energy swarm visualizations
  • Built-in sharing support for social networks, email, or iMessage.
  • Stuning, realistic graphics create the impression of an actual piece of equipment
  • Functional meter indicates impending single-word answers

Stories about this app have been popping up all over, and I bet Pingleton and Beitz are making a tidy little sum of money from their creation.  Just yesterday, Fox 8 of Cleveland, Ohio ran a story about a couple of their reporters who went out with a "paranormal investigator" to test the thing at a café that was the site of an alleged haunting.  Here are the results:
We wondered what it might say at the café, and it didn’t take long to find out.

Within minutes of turning the app on, it began spitting out words and phrases including but not limited to: shin, engineer, using chisel, crow bar and harm neck.

“The random phrases all seemed like they related to someone being injured,” said Roberta [the café owner].

Was it a coincidence or something else?

There is no way to know for sure but both the ghost hunter and business owner agreed that the 99¢ app, which took only minutes to download, was super easy to use and a whole lot of fun.

“Sort of like the Magic 8 Ball. It’s more for entertainment but it is possible for a spirit to communicate that way so I wouldn’t rule anything out,” said [paranormal investigator] Carissimmi.
Okay.  So, where do I start?

One of the most common comments I've heard regarding stuff like this is to the effect of, "isn't it great that the psychic investigators are now approaching things in a scientific way?"  Somehow, the fact that the data -- if I can call it that -- is being generated by a little box, the internal workings of which most of us don't comprehend, makes it "scientific."

The problem is that whether something is science or not has nothing to do with what tools you're using.  The fact that, in this case, the tool is something that's high-tech and works in a complex fashion (and has "stunning, realistic graphics [that] create the impression of an actual piece of equipment") is entirely irrelevant.

A key feature of science is falsifiability.  If you make a conjecture about something, there has to be a way of knowing if your conjecture is wrong.  If I, for example, said that birds navigate during migration because they are in touch with a Psychic Energy Field that is inherently undetectable by anyone or anything else, that is not a scientific statement, because by definition there is no way of determining if the statement is right or wrong.

The problem with Spirit Story Box is a little more subtle, but amounts to the same thing.  Consider the question, for example, of what kind of word output the app could produce that would show that it wasn't in touch with spirits.  You're holding the thing, standing in the haunted café, and watching the words appear on the screen -- and it still remains for you, the user, to interpret what you see.  And as we've seen over and over, features of human cognition like dart-thrower's bias (not to mention more insidious ones like confirmation bias and the Texas sharpshooter fallacy) make it almost inevitable that people will spin the output to make it appear to be relevant.

There's the additional problem that Pingleton and Beitz aren't telling anyone any details about how the app actually works.  "It's proprietary," they told the Fox 8 reporters.  So, couldn't they just have come up with a list of a thousand vaguely suggestive words that the app cycles through, all the while showing an image of brightly glowing dots and a flickering needle?  Most importantly, how could we tell if this was all it was?

Now, let me emphasize here that I don't know that this is what is going on.  My problem with this app is that there none of the "experiments" I've read about thus far would allow me to differentiate between its actually picking up the presence of spirits, and just popping out random words and leaving the humans to interpret how they're relevant.  If the creators of the app, or the people who are using it, want to move this up to the level of "science," either set up a scenario where we can apply the principle of falsifiability, or else tell us how the thing works.  Preferably both.  Until then, paranormal investigator Annie Carissimmi was unintentionally accurate when she compared the app to a Magic 8 Ball.

It could be that Pingleton and Beitz really have a device that allows you to communicate with the spirits of the dead.  My sense, though, is "Outlook Not So Good."

Tuesday, August 13, 2013

The physics of holy water

A couple of days ago, I had the honor of being interviewed by Robert Chazz Chute, the journalist, writer, and deep thinker who sponsors the Cool People Podcasts.  The conversation was varied and interesting, touching on skepticism, atheism, science, pseudoscience, and education -- all of which regular readers of this blog will know are particular fascinations of mine.  (And a link to my interview will be posted as soon as it becomes available, should any of you be interested in hearing what I sound like -- and seeing whether I make the same amount of sense when speaking extemporaneously as I do when I've had time to plan what I'm going to say ahead of time.)

At one point, the question came up (during a discussion of conspiracy theories) of how heavily we should lean against rules of thumb like Ockham's Razor and the ECREE principle.  Although different in their details, both of these guidelines for sound thinking revolve around the idea that the world generally behaves in a predictable manner, and that wild claims that rest on large numbers of ad hoc assumptions require a higher standard for evidence than do ones for which the mechanism is already well understood.  To give an admittedly facile example, if I said that I dropped a stone off the railing of my deck, and it fell straight down and hit the ground, I shouldn't need to prove it; if I claimed that it fell upwards and finally vanished into the clear blue sky, something more than just my word for it would be rightfully demanded of me.

The sticking point comes with where, on the spectrum of weirdness, a particular claim lies.  Not everything is quite as clear cut as stones falling upwards rather than the usual down.  There is no meter to measure the sensibility of an idea, more's the pity.  Also, there are realms of what is now experimentally-supported science -- subatomic physics comes to mind -- where the conclusions are so counterintuitive that if they had been presented as simple statements of fact by a physicist a hundred years ago, (s)he would have been laughed into oblivion.

So, how do you decide, then?  "That sounds specious" isn't exactly a rigorous analysis.  Is there some better way to approach the question?

Let's turn to a specific example that came out of Russia last week -- a claim that making the sign of the cross over a container of water changes the water's properties.

Here's the claim.  I'm quoting the article directly, but this is the English version created by Google Translate, so any grammatical errors are probably not in the original and should not be blamed on the author.
Studies conducted by the Laboratory of Biomedical Technology Institute of Industrial and Marine Medicine, became a sensation. Scientists have proved experimentally that the sign of the cross kills germs and changes the optical properties of water.

- We have confirmed that the ancient custom of going to baptize food and drink before the meal has a deep mystical sense - says physicist Angelina Malakhovskaya - For the practical use of it is hidden: the food is cleared in just a moment. It is a great miracle that happens literally every single day.

Its research strength sign of the cross Angelina Malakhovskaya spent almost 10 years. Carried out a large series of experiments that repeatedly cross-checked before publish the results.

They are phenomenal: identified the unique antibacterial properties that appear in the water from its consecration prayer and sign of the cross. A new, previously unknown property of the Word of God to transform the structure of water, greatly increasing its optical density in the short ultraviolet region of the spectrum.

The very possibility of this research to Malakhovskaya Angelina and her fellow St. Petersburg was a miracle - they were not funded, is beyond the scope of research institutes. But scientists do a large amount of work free - just to give people an opportunity to feel and see the healing power of God.

The scientists tested the effects of prayer "Our Father" and the sign of the cross on the pathogenic bacteria. For the study, samples were taken from the oceans of water - wells, rivers and lakes. In all the samples contained E. coli, Staphylococcus aureus. But it turned out that if you read the prayer "Our Father" and make the sign of the cross test, the amount of harmful bacteria decreased in 7, 10, 100 or even 1000 times!..  


- It was found that the optical density compared to its original value before the consecration increases - says Angelina Malakhovskaya - This means that the water as if to "discriminate" the meaning of the prayers uttered over it, it remembers the impact and keeps it indefinitely - in the form of increased absorbance values. She seemed to be "saturated" with light. The human eye can catch these salutary changes in the structure of water, of course, can not. But spectrograph instrument provides an objective assessment of this phenomenon.

Sign of the cross changes the optical density of the water almost instantly. Optical density of tap water is sanctified by the commission sign of the cross over her ordinary believers increased by 1.5 times! And at the dedication of the priest - almost 2.5 times! So it turns out that the water "distinguish" the degree of dedication - a layman or a priest who has his right hand in blessing so stacked that represent the first letters of the name of Christ.

An interesting result of the consecration of the waters of baptism, but the unbeliever, not wearing a crucifix. It was found that water "distinguishes" faith even degree - optical density changed only by 10%!
Now, I doubt I have to state for the record that I think these claims are grade-A horse waste.  But in science, that's not enough.  That's yet another fallacy, the Appeal to Authority -- that I have set myself up as some sort of Arbiter of What Makes Sense, and you should agree with me just because I say so.

So let's take the claim apart.  What Dr. Malakhovskaya seems to be saying is that after being blessed, two things happen to a container of water: (1) its bacteria count goes down; and (2) its optical density in the short ultraviolet region increases.

Let's take those two claims in order.

A fundamental rule of doing science is that if the changing one variable causes another to change, it will do so in a regular fashion.  This predictability is the basis on which all science rests.  As science educator Roger Olstad puts it, "Science is, simply put, the search for regularity among observations."  A corollary of this idea is that if perturbing a particular variable causes different results each time, there must be something else going on that you haven't accounted for.

In scientific parlance, the experiment is not "well controlled."

Note that in the alleged experiment with the Staphylococcus aureus bacteria, the blessing of the water made the bacterial count drop by a factor of 7.  Or 10.  Or 100.  Or "even 1000."  Is it just me, or does this sound like there's a problem with her experimental design, here?  Maybe she didn't measure the bacteria accurately in the first place.  Or maybe they weren't uniformly dispersed throughout the water sample.  Or maybe she made errors in her sampling protocol after the water was blessed.  There are a hundred things that could have gone wrong with this experiment, each of which would be a far better explanation of the variability of the results than the alternate explanation, which is that the Sign of the Cross works better as an antiseptic on Sundays than it does on Thursdays.

So let's take a look at her second claim, which gets us into (if you'll forgive the pun) even deeper water.

Seeing the problem with the second experiment -- that blessing water increases its optical density -- requires that you understand a bit of physics.  The wonderful site The Physics Classroom explains optical density as follows:
The optical density of a material relates to the sluggish tendency of the atoms of a material to maintain the absorbed energy of an electromagnetic wave in the form of vibrating electrons before reemitting it as a new electromagnetic disturbance. The more optically dense that a material is, the slower that a wave will move through the material.

One indicator of the optical density of a material is the index of refraction value of the material. Index of refraction values (represented by the symbol n) are numerical index values that are expressed relative to the speed of light in a vacuum. The index of refraction value of a material is a number that indicates the number of times slower that a light wave would be in that material than it is in a vacuum.
So, the claim is that blessing the water somehow changes the speed with which light travels through it -- but only the speed of light waves in the short ultraviolet region.

Herein lies the problem.  The optical properties of transparent substances have been studied extensively (largely because otherwise, we would have a hard time making camera, telescope, microscope, or eyeglass lenses that worked).   The optical density of a substance is dependent on wavelength -- the relationship is called the Sellmeier Equation.  And what the Sellmeier Equation implies is that it would be impossible to change the optical density of water at one wavelength without changing its optical density at every other wavelength.  You can't, in other words, selectively alter water's optical density in one region of the spectrum, which is what Dr. Malakhovskaya is saying.  In order to accept what her claim, you pretty much have to trash everything we know about optics.

So which is more likely -- that every physicist who has studied the behavior of light transmission in the past hundred years is wrong, or that Dr. Malakhovskaya's spectrograph wasn't working?  Or that she fabricated her results?  Or that there was a flaw in her experimental design?  Be honest, which requires you to make the least ad hoc assumptions, here?

That is how you apply Ockham's Razor.

Now, I know that there are some devout folks who at this point are saying, "Yes, well, what if god had something to do with it?  Anything is possible with god."  Okay, fine, but you have now moved the discussion outside of the realm of science.  Once you have allowed for the finger of the deity tinkering with the results in some kind of capricious fashion, you have put paid to anything science can say about the matter.  That is not how science is done.  And I must, in the interest of honesty, throw in a quote from Tim Minchin: "Every mystery ever solved, in the history of the world, has turned out to be NOT MAGIC."

I have deliberately chosen a rather ridiculous example, here, at least in part so as not to raise hackles.  But there's no reason why you have to stop with this one.  Look at other claims using this method.  A few suggestions: homeopathy; astrology; telepathy; clairvoyance; astral projection; remote viewing; divination; witchcraft; and, I might add, the majority of the beliefs of the world's major religions.   Ask yourself what the evidence really supports.  Ask what well understood, experimentally supported laws of science the claim is asking you to jettison.

Then, and only then, decide what you think is correct. 

Monday, August 12, 2013

The state of GRACE

One of NASA's ongoing experiments is the Gravity Recovery and Climate Experiment (GRACE for short), which was launched, both literally and figuratively, in March 2002.  GRACE uses data from a pair of satellites to do detailed measurements of the Earth's gravitational field, information that can be used in such disparate fields as plate and mantle tectonics and the study of groundwater flow rates, deep ocean currents, and ice cap melting.

The data is frequently represented visually, using bulges, dips, and colors on the Earth's surface to represent various variables such as measured gravitational strength, temperature, and water salinity.  This generates images like the following:


And that's where the trouble started, because someone posted this image on the unfailingly bizarre site Godlike Productions with the caption, "This is the current shape of our planet?!!! WTF!!!  As modeled by the GRACE Gravity Data.  Planet being torn apart!"

Now, I don't know whether the original poster was a troll, or really believed that what (s)he was posting was true, but you'd think that once it was posted, there would be a Greek chorus' worth of shouts of "Are you a complete moron?  Or what?"  After all, if there really was something stretching the world into the shape depicted on the map, the folks in Australia would have something to say about it.

But no.  The vast majority of the responders thought that this, in fact, showed what the Earth really looks like, and that NASA was covering the whole thing up for their usual evil motives.

Oh, there were voices of reason, but they were the ones being shouted down.  Here are some comments that appeared, in order, after the original post.
Could it be since the moon is pulling away from Earth that it is pulling a chunk off Earth with it?
If that is really the current shape of our planet, then we are in deep shit. This is worse than anyone has thought! The moon is gonna pull a chunk off the planet. That or planet X's effect on our planet? No wonder there are so many quakes? The planet is being torn!!!

This is for real folks! This is imaged by GRACE Twin Satellites. This is so off from past projections. The planet is literally being torn apart.

This explains everything from sink holes, mass animal dies offs, weird weather, increase in quakes, oil leaks, continent movements, poles shifting etc...

Something is pulling a chunk off the planet, or the destabilization of the Arctic and Antarctica is distorting the planet.
Then, one person posted the following:
It is a GRAVITY map.  For fuck's sake.
But you don't stop a whole herd of Chickens Little that easily, because the outcry continued as if the Voice of Reason hadn't said a word:
Notice the three areas of extreme magnetic pressure and the weak area in the Indian Ocean. That is going to continue to sink and eventually break off completely, a chunk off the planet. Maybe it will become our new moon with an atmosphere to make it habitable.

None of the other planets look like that. The moon sure doesn't.

Seems to me like we are literally splitting ourselves apart.

the bible does say that the earth shall be destroyed including the heavens and a new heaven and earth shall be born or created. Maybe there is an earth being born within, black sun? Vril? Or the beast raising from the deep? Very interesting.
One person even responded directly to the Voice of Reason, implying that (s)he was the one who didn't understand:
No Duh! A gravity map also showing the current shape of our potato planet.
And on it goes:
Even the stretching effect can clearly be seen. It's starting to look like a skull?

Doesn't look normal to me.
After watching that again, I think the planet is rarely anything close to spherical. How come other planets don't look like that?
Then, we had one other person chime in who evidently has some understanding of what's going on here:
Wow.... I thought for a minute second that ultimate doom has befallen us.... Finally..... BUT, it's a gravity map. It's NOT a geophysical depiction... It's based on gravitational data. Kind of like the "hole in the ozone layer" enhancement maps. This is not the shape of the planet folks, it's the shape of the planet's gravitational plus and minuses, which change daily due to moon placement and other factors... Kind of like an mri if you will... If you remove certain colors from an mri does that mean you have removed parts of the person's brain?

Unfortunately, no real doom here. As this map will look very different on the next full moon.
But of course, the doomsayers paid no attention whatsoever.  They never do, somehow.

What gets me about all of this is how a quick internet search for "GRACE gravity survey" would have turned up websites -- several of them, in fact -- that explain what the image means.  So I've often railed against people who want to be able to talk about things like quantum mechanics without doing the hard work of learning what quantum mechanics really is; here we have people who are so catastrophically lazy that they can't even be bothered to do a search on Google before deciding whether or not Australia is being forcibly ripped off the surface of the Earth.

I don't know, folks.  I should have some sort of trenchant comment to make about all of this, but at the moment I can't think of anything to do but weep quietly into my coffee, and quote Professor Farnsworth:


Of course, if the people who think that the GRACE map actually represents the real, physical shape of the Earth are correct, I may get my wish sooner than I realize.

Saturday, August 10, 2013

Barefoot in the park

Are you stressed, tired, and feeling low?  Do you suffer from chronic conditions like arthritis, liver dysfunction, or heart disease?  Maybe what you need isn't conventional medicine.

Maybe what you need is more electrons.

I know you probably think I'm joking, but that is the contention of one Dr. Stephen Sinatra, who has a website that claims that just about everything that is wrong with you can be cured by "grounding" yourself.  In his parlance, this means "walking around barefoot."  Let's hear what he has to say about this amazing medical breakthrough:
The terms "earthing" and "grounding" are interchangeable. It is simply the act of placing your bare feet on the earth, or walking barefoot. When you do, free electrons are transferred from the earth into your body, and this grounding effect is one of the most potent antioxidants we know of...  (I)nflammation thrives when your blood is thick and you have a lot of free radical stress, and a lot of positive charges in your body. Grounding effectively alleviates inflammation because it thins your blood and infuses you with negatively charged ions through the soles of your feet.
The earth is struck by lightning thousands of time each minute, primarily around the equator. Subsequently, the earth carries an enormous negative charge. It's always electron-rich and can serve as a powerful and abundant supply of antioxidant free radical-busting electrons.

The human body appears to be finely tuned to "work" with the earth in the sense that there's a constant flow of energy between our bodies and the earth. When you put your feet on the ground, you absorb large amounts of negative electrons through the soles of your feet. In today's world, this is more important than ever, yet fewer people than ever actually connect with the earth in this way anymore. Free radical stress from exposure to mercury pollution, cigarettes, insecticides, pesticides, trans fats, and radiation, just to name a few, continually deplete your body of electrons.
 Okay.  I mean, I only have one question, which is, "What?"

I'm with him that the Earth, being a large object made of atoms, has lots of electrons.  Those electrons move around some, which generates static charges that can be redistributed via lightning.  Sometimes you do the same thing, on a small scale, when you walk across a carpet and then touch a metal object, generating a cracking sound, a spark that jumps from you to the metal object, and a lot of swearing.

But that's where the science ends and the bullshit begins.

There's a name for "transferring electrons rapidly through a substance."  It's called "electricity."  There's also a name for when that process uses a human body as a conduit.  It's called "being electrocuted."  The health effects of being electrocuted include death, so I'm not really all that sanguine about anything that purports to transfer large amounts of electrons into my body.

Of course, there's also the minor problem that any slight imbalance between the electrical potential of your body and that of the Earth is adjusted every time you touch anything that is in electrical contact with the ground.  If human disease really was caused by a lack of electrons, you could cure yourself by leaning on a chain-link fence.

The nonsense doesn't end there, however.  Dr. Sinatra, whose ideas lead me to wonder if he got his medical degree from Big Bob's Discount Diploma Warehouse, claims that walking barefoot (1) helps you to make more ATP, (2) thins your blood, and (3) helps you make white blood cells.  He throws around terms like "zeta potential," which turns out to be a real thing -- it's the degree of stability in a colloidal dispersion -- but I think mostly he likes how it sounds.  We are also treated to a highly scientific experiment in which a sunflower in a vase that was plugged into a grounded wall socket lasted longer than one that was plugged into an ungrounded socket:


What I want to know is how putting the end of a plugged-in electrical cord into a vase full of water didn't either trip the breaker or electrocute the experimenter.

My favorite part of all of this comes near the end, when he blames all human disease on wearing shoes:
Throughout history, humans mostly walked barefoot or with footwear made of animal skins. They slept on the ground or on skins. Through direct contact or through perspiration-moistened animal skins used as footwear or sleeping mats, the ground's abundant free electrons were able to enter the body, which is electrically conductive. Through this mechanism, every part of the body could equilibrate with the electrical potential of the Earth, thereby stabilizing the electrical environment of all organs, tissues, and cells.

Modern lifestyle has increasingly separated humans from the primordial flow of Earth's electrons. For example, since the 1960s, we have increasingly worn insulating rubber or plastic soled shoes, instead of the traditional leather fashioned from hides. Rossi [one of the researchers Sinatra quotes] has lamented that the use of insulating materials in post-World War II shoes has separated us from the Earth's energy field. Obviously, we no longer sleep on the ground as we did in times past.

During recent decades, chronic illness, immune disorders, and inflammatory diseases have increased dramatically, and some researchers have cited environmental factors as the cause. However, the possibility of modern disconnection with the Earth's surface as a cause has not been considered.
Because, as we all know, humans were so much less prone to disease centuries ago, when we were all sleeping on "perspiration-moistened animal skins."  It's not like average lifespan has increased in the last century, or anything.

Oh, but please continue, Dr. Sinatra, and by all means don't let silly little things like facts get in your way.

Interestingly, Sinatra's pseudoscience has been getting enough press that he merits a mention in The Skeptic's Dictionary, on the page devoted to "Vibrational Medicine," wherein he is slapped down as follows:
So what's the treatment for all this potentially damaging electropollution? As noted above, one treatment is "very low frequency pulsed electromagnetic waves." Hmm. I thought these electromagnetic gadgets were the problem, not the solution. Anyway, there's another treatment called grounding or earthing. What's that, you may wonder. It's standing barefoot on the earth so electrons can flow through your feet into your body and thin your blood, kill free radicals, and who knows what else... So, two of the main treatments for electropollution is more electrons and more electromagnetism. Sounds just about right to me. What's the treatment for a broken arm? Hitting it with a hammer?
Now, don't get me wrong.  I love being barefoot myself, and in fact on warm days generally wear the legally permissible minimum amount of clothing.  But I'm not buying that it has the slightest effect on anything but my overall mood.  And if you're ill, you really are better off seeking out conventional medical help, not subscribing to the bullshit ideas of a guy who sounds like he failed freshman physics.