Between 280 and 200 million years ago, a group of animals evolved which would eventually give rise to mammals, including humans: the therapsids. They were first described more than 150 years ago, ...

Newfound fossils from China suggest that complex animals were around millions of years earlier than thought, among them ...

Add Yahoo as a preferred source to see more of our stories on Google. The fossil of the Cambrian Period marine arthropod Fuxianhuiid, with gut preserved, discovered in Hunan province in southern China ...

The assemblage suggests that the ancestors of some of today's animal groups may have arisen before the famed Cambrian ...

A remarkable new discovery is shedding light on one of the greatest survival stories in Earth's history, and answering a ...

Lazarus taxa, where a species is declared extinct but later learned to be alive and kicking, is the reason people think the ...

A recent study by Dr. John Moretti of the University of Texas and local caver John Young uncovered the remains of Ice Age ...

Among the fossil finds were bilateral worm-like animals that may have anchored themselves to the seafloor, early comb jellies ...

When considering mass extinctions, people often think of the asteroid strike that wiped out all non-avian dinosaurs. But life on Earth has experienced many extinction events. Now, a trove of fossils ...

Unprecedented Ice Age fossils discovered in Comal County water cave by University of Texas paleontologist.

Add Yahoo as a preferred source to see more of our stories on Google. Some extinct mammals from Australia's Mammoth Cave included (from left) a giant long-nosed echidna, a short-faced kangaroo, a ...

Jan 28 (Reuters) - Scientists have unearthed in southern China fossils of a multitude of marine creatures dating to more than a half billion years ago, showing a deep-water ecosystem thriving in the ...