It may have weighed only 2 1/2 pounds and stood about 6 inches tall, but the discovery of a half mammal, half reptile's skull in eastern Utah has huge implications for geologic timelines. The skull of ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. You’re probably familiar with classic sauropod dinosaurs – the four-legged ...

June 21 (Reuters) - More than 250 million years ago, Scotland was not veiled in mist and rain, as it often is today, but rather a desert blanketed in sand dunes. One of the denizens of this ...