About 66 million years ago, Earth was struck by one of the most powerful events in its history. A massive asteroid, roughly ...

Tunas did not become large, fast and warm-blooded simply because an asteroid cleared the oceans of competing predators. Their defining traits appeared separately over tens of millions of years, ...

Add Yahoo as a preferred source to see more of our stories on Google. New research shows marine life evolved within 2,000 years after the dinosaur killing asteroid impact 66 million years ago. (CREDIT ...

How a few unique traits helped modern-style birds—the last living dinosaurs—survive the asteroid apocalypse that took out T. rex and other mighty beasts If you're enjoying this article, consider ...