Skeptophilia

Two years ago, I wrote about a mysterious plunge in global average temperature that occurred 12,800 years ago.  It's nicknamed the ...

It's strange to think about, but there is a point in human history at which you can divide all of the inhabitants into two categories: t...

I vividly recall my first visit to the American Museum of Natural History in Washington, DC, perhaps fifteen years ago.  Having a fascinati...

After the last three days' depressing posts, I thought it was once again time to retreat to my happy place, which is: cool new scientifi...