Add Yahoo as a preferred source to see more of our stories on Google. This specimen of the bird-like dinosaur Archaeopteryx exhibits what paleontologists call the dinosaur death pose or the ...

(via Be Smart) A giant asteroid impact ended the age of the dinosaurs 66 million years ago. How did this mass extinction play out, moment by moment? In this video we meet a geologist who has explored ...

After years of detective work, University geosciences professor Gerta Keller and her colleagues have found that an intensive period of volcanic eruptions and a series of asteroid impacts likely ended ...