A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said.

Paleontologists unearthed fossils in the Grand Canyon dating back more than 500 million years that offer a new look into a ...

Olympia oysters, whose native range runs from Baja California to southern Alaska, are being enlisted as ecological engineers ...

Many ‘dark vessels’ fish illegally in oceans worldwide. New studies show how often they go into Marine Protected Areas.

To catch these “dark vessels,” the team turned to synthetic aperture radar, or SAR. This is a satellite technology that sends ...

Remarkable fossils found in North Greenland have helped researchers solve a 500-million-year-old puzzle surrounding ...

A previously unknown species of penis worm navigated what's now the Grand Canyon half a billion years ago—making up part of a fascinating, first-of-its-kind discovery at the iconic US site. By ...

Learn how the Grand Canyon used to be home to an ancient evolutionary competition that has since left behind a plethora of ...

Recently unearthed fossils from the Cambrian period shed light on a key stage of evolution, when life became much more ...

Rocks gathered along the Colorado River contained evidence of a bustling community of animals in an ancient sea.

Paleontologists named the worm Kraytdraco spectatus, for its resemblance to a Star Wars monster. They say it sheds light on ...