New discoveries of fossil clawed footprints from Australia, published in Nature, push the origin of reptiles back in time by at least 35 million years and change the entire timeline for the origin of ...

Here’s what you’ll learn when you read this story: The common ancestor of all tetrapods (including humans) was previously thought to have emerged at the dawn of the Carboniferous period. Fossilized ...

The emergence onto land of four-limbed creatures called tetrapods was a key step in the evolutionary journey of terrestrial organisms, including humans. Writing in Nature, Long et al. 1 present ...

"I'm stunned." says Per Ahlberg of Uppsala University, who coordinated the study; "A single track-bearing slab, which one person can lift, calls into question everything we thought we knew about when ...

Add Yahoo as a preferred source to see more of our stories on Google. Here’s what you’ll learn when you read this story: The common ancestor of all tetrapods (including humans) was previously thought ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: The common ancestor of all tetrapods (including humans ...