“I’m stunned,” Per Ahlberg, a paleontologist at Uppsala University in Sweden who coordinated the study, said in a statement. “A single track-bearing slab, which one person can lift, calls into ...

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 ...

"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 ...

This creature, called Westlothiana lizziae, is one of the earliest examples of a four-legged animal that had evolved from living underwater to dwelling on Earth. It, and other stem tetrapods like it, ...

We preselected all newsletters you had before unsubscribing.

"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 ...

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