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This slide containing the cross section of a monkey-puzzle conifer tree was most likely collected from South America. Photo by British Geological Survey/Natural Environment Research Council. Updated: January 20, 6:30 p.m. ET| In April 2011, Howard Falcon-Lang,…

Jan 18

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Last spring, a British scientist reached into the back of a cabinet and pulled out a fossil with a signature that looked an awful lot like Charles Darwin's. Turns out it was. Here is a sample of the fossils, which…

Many sites, including Wikipedia, Craigslist, Google and Boing Boing, have posted messages against the Stop Online Piracy Act (SOPA) or are completely blacked out Wednesday. Reaction came quickly, from students wondering how they would do their homework to…

Locating a missing person inside a burning building filled with blinding smoke can be tricky and extremely dangerous. University of Maryland firefighters are trying something new, science correspondent Miles O'Brien reports in this National Science Foundation* Science Nation…