It's not easy to look at a sea spider and see an animal so representative of its kind that it may help scientists sort out the evolution of almost everything with eight legs. But that's the potential ...

A stunning new fossil find from the Grand Canyon fills in some blanks from a time when evolution began experimenting with weird new forms. About half a billion years ago, life on Earth really started ...

(via PBS Eons) Mountains have a unique effect on diversity, messing with our understanding of animals through time, and pretty much just making evolution weird. And they would eventually reveal ...