"No matter what we do in nature, there will be winners and losers, but we are seeing a lot of losers." Scientists issue dire warning that 'half the tree of life' is dangerously close to extinction: ...

Soft-bodied Cambrian fossils found in the Grand Canyon reveals how early animals evolved complex feeding systems over 500 ...

This spreading network of natural habitat formed through asexual reproduction revealed genetic data that proved it to be the ...

Paleontologists unearthed fossils in the Grand Canyon dating back more than 500 million years that offer a new look into a ...

A century-old fossil long mislabeled as a caterpillar has been reidentified as the first-known nonmarine lobopodian—rewriting ...

Half a billion years ago, a strange sea-dwelling creature called Mollisonia symmetrica may have paved the way for modern ...