fossil

Abrupt climate changes off the coast of Southern California caused small decreases in seawater oxygenation.

A 508-million-year-old arthropod is thought to share a common ancestor with spiders and scorpions.

An underwater cave housing what could be the largest known collection of lemur fossils has been discovered in ...

A 300-million-year-old fish fossil discovered in Kansas has evidence of photoreceptor eye tissue. It's the earliest known display ...

Fossil evidence of the oldest known horned dinosaur ever found in North America has recently been identified by ...

The remains of animals believed to have been around during the time of the dinosaurs have been found ...

A new set of bizarre fossils could be the remains of the Earth's earliest animals.

VANCOUVER—A new study says ancient hedgehogs and tapirs—a small rhino-like creature—once roamed the sub-tropical oasis that is now ...

What's causing the eerie noise detected deep under the Atlantic ocean? And who invented the mysterious computer discovered ...

Huge four-toed prehistoric reptile tracks discovered in China’s Sichuan Province baffles scientists.

LOS ANGELES—Surrounded by a gooey graveyard of prehistoric beasts, a small crew diligently wades through a backlog of ...