Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a meter-long bony fish with jaws ...

Maryland could soon have a state shark. The massive predator’s fossilized teeth can still be found around the state.

Tiny fossil teeth from Colorado are revealing new clues about the very first relatives of primates, including humans.

Learn how newly discovered Purgatorius fossils in Colorado’s Denver Basin are filling gaps in the Paleocene fossil record and ...

This little critter hadn’t previously been identified south of Montana, but tiny, fossilized teeth show it had traveled into ...

Add Yahoo as a preferred source to see more of our stories on Google. Harlan's ground sloth fossil skeleton excavated and displayed at the La Brea Tar Pits in Los Angeles. Larisa DeSantis A two-toed ...

Picture this: you’re a scientist digging near the Amazon rainforest, and you pull a jawbone out of the ground that looks so ...