At the top of the world, there is a sea—the remains of one, at least. The summit rocks of Mount Everest, the highest ...

Guy Plint is no stranger to tracking prehistoric beasts. Over the past 40 years, the Western Earth Sciences professor emeritus has studied the ...

New research suggests the violent explosions of dying stars may have caused two of Earth’s biggest mass extinctions millions ...

The 700–1,300 feet-wide space rock deformed rocks more than six miles from the impact site when it hit 600 million years ago.

Around 600 million years ago, Earth was home to strange, soft-bodied sea creatures, but a powerful asteroid impact in what is ...

A 30,000-year-old fossilized vulture, buried beneath volcanic ash in Italy, has unveiled an unexpected scientific ...