For millions of years, the land we now call the United States has been home to towering prehistoric beasts, strange sea creatures, and lush ancient forests that no longer exist. Evidence of this ...

When some of the more entrepreneurial lifeforms started moving from water to land some 390 million years ago, things soon got ...

Rocky cliffs run into the Adriatic Sea near Ancona, Italy. There, above the pebbly coast in 2019, rock climbers explored ...

A rare fossil has provided a snapshot of what was an exceptionally unlucky day for a prehistoric sea cow. The now-extinct species of dugong, a manatee-like marine mammal, was swimming in the sea about ...

Learn about Dunkleosteus, an ancient apex predator that ripped apart large fish with sharp bony blades that lined its mouth.

HUNTINGTON, W.Va. (WOWK) — Researchers from Marshall University in West Virginia have helped make a breakthrough in the world of paleontology. While working with an international investigative team ...

At some point during the Middle Miocene, some cuddly sea cow was swimming along, minding its own business, when it had an epically bad day, evidence of which got preserved for eons. The poor thing ...

Scientists have found wolf remains, thousands of years old, on a small, isolated island in the Baltic Sea—a place where the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more A rare fossil has ...