Meet Mosura fentoni, a bizarre 506-million-year-old "sea-moth" with three eyes, claws, and an abdomen full of gills.

Paleontologists have discovered fossils of a 506 million-year-old tiny three-eyed predator nicknamed the “sea moth,” ...

Evidence of this explosion is present throughout the Burgess Shale, leading to its establishment as a world heritage site by UNESCO in 1981, NPS said. Yoho National Park is in the Canadian Rockies of ...

Fossil tracks found in Australia push the origin of reptiles back by 40 million years, altering the timeline of tetrapod ...

"De-extinction" takes center stage as environmentalists express dismay over erosion of the Endangered Species Act ...

Fossil suggests four-legged tetrapods transitioned from ocean to land 35 million years earlier than previously thought.

In other words, the appearance of reptiles—and by extension, the evolutionary branch that leads to humankind—gets pushed back by 35 million years. The team’s conclusions also mean that the split ...

The genomes of long-living, big-brained mammal species reveal that they carry more copies of immunity genes. Experts ...

Embedded in the slab’s fine sandstone are delicate imprints: long toes ending in sharp claws, left by an animal that trotted ...

A new discovery is rewriting the history of evolution by millions of years - The emergence of the first land-dwelling animals ...

One of the most impactful stories in evolution is getting a rewrite, thanks to the exciting discovery of the earliest known ...