When an asteroid struck Earth about 66 million years ago, it ended the age of dinosaurs and transformed life across the ...

An unexpected haul of nearly 500 fossilized fish in Egypt provides an unprecedented picture of how sea life rebounded from ...

Scientists uncovered a 310-million-year-old fish fossil with a “tongue bite,” teeth on the roof and floor of its mouth that worked like a second jaw. This adaptation, previously thought to have ...

Long ago, some saltwater fish adapted to freshwater — and in doing so, developed an extraordinary sense of hearing rivaling our own. By examining a 67-million-year-old fossil, researchers from UC ...

After an asteroid slammed into Earth 66 million years ago, there is very little evidence of fish in the fossil record. Now, a ...

A Kansas boy discovered a 15-foot-long tylosaurus fossil dating back 85 million years during a geology club field trip at a local quarry last year.

The extinction that ended the Age of Dinosaurs is best known for clearing the way for the Age of Mammals on land. Scientists ...