Barack Obama just had a prehistoric lizard named in his honor. Can you guess why?

Creative taxonomy — it's what happens when scientists discover an as-yet unnamed species and find some way to connect it to a person, place, or thing. Sometimes that person/place/thing is famous. Sometimes it isn't. Sometimes the connections between the two make perfect sense. Other times the connections are more… »1/02/13 6:30pm1/02/13 6:30pm

Birds from the Cretaceous period went out the same way as the dinosaurs — with a bang

For years, paleontologists have disagreed over whether birds from the Cretaceous period went out with a whimper — dying out gradually over the course of millions of years — or with a bang — getting wiped out by the same mass extinction event that is believed to have killed off Earth's most recent (and final) wave of… »9/19/11 5:00pm9/19/11 5:00pm