The Mars Odyssey probe is seding back some interesting images: it's discovered cave entrances on the slopes of a Martian volcano. The discovery is prompting a fresh round of speculation about habitats for life on the Red Planet.
Even as the Northern Hemisphere approacces winter, the sea ice around the North Pole is down to its smallest extent in history. Mark Serreze, a scientist at the National Snow and Ice Data Center, says that the 2007 figures "shatter" the old record, which goes all the way back...to 2005.
That old rock that used to sit on your bureau or desk; the one you claimed was an exotic fossil--what was it really? Would you even know how to tell the difference between the genuine article and a fake? Geologist Andrew Alden takes a crack at the basics in What Are Fossils?
In this week's Chanticleer, I'm working on a story about college students' sometimes-unusual sleep habits. Sleep problems are getting worse for students, and it doesn't look good for caffeine lovers like me. Check it out in the September 27 edition of the Chanticleer.
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