Places such as Purgatory Chasm and Millstone Hill, in Worcester's Green Hill Park, bear witness to the work of the glaciers.

A new study of ancient fossil trails pushes the origins of complex life deeper into Earth’s history, before the Cambrian Period began.

Across the vast American landscapes lies the most peaceful place in every U.S. state that travelers have discovered and experienced. It's a mix of windswept shores, forgotten and secluded trails, ...

Paleontologists have identified a new ancient reptile from the Solnhofen limestone slabs, thanks to a chance discovery. A ...

The collapse of tropical forests during Earth's most catastrophic extinction event was the primary cause of the prolonged ...

Paleontologist and Geologist Dr. Ken Lacovara joins WIRED to answer the internet's burning questions about fossils. Can we ...

A groundbreaking study suggests that the famous Cambrian explosion—the dramatic burst of diverse animal life—might have actually started millions of years earlier than we thought. By analyzing ancient ...

An international study reveals surprising bird nesting activity in the Arctic during the Late Cretaceous period. Fossils from Alaska show birds were breeding there 73 million years ago. This ...

The fossils, found at Big Bend National Park in Texas, belong to a group of ancient near-marsupials from the Paleocene period that scientists call Swaindelphys, according to a paper published last ...

A rare, nearly complete skull of an ancient amphibian has been unearthed in North Central Texas. The discovery was made by ...