Skeptophilia

One of the most frustrating things about being a skeptic is that you're never truly done putting nonsense to rest. And I'm not even ...

The concept of the umwelt  is a little mind-boggling. It's defined as "the world as perceived by a particular organism."  In s...

An unsolved mystery of biology is the question of why we -- and just about every other animal studied -- have to sleep. I've looked at t...

When I started this blog ten years ago, I knew that I was gonna get hate mail.  It was inevitable, given my own strong opinions and the natu...