The menacing asteroid that wiped out non-avian dinosaurs left a colossal marine crater in what's now the Yucatan Peninsula.

The Chicxulub Asteroid Impact - The Day the Dinosaurs Died One of the deepest scars on our planet is hidden beneath the ...

The Chicxulub asteroid crater supported marine life for 700,000 years, showing that some mass extinction events may help life ...

The most significant asteroid so far to hit Earth was 66 million years ago. The mountain-size asteroid struck South America ...

The most likely explanation is an asteroid measuring 6 to 10 miles across landing on the Yucatan Peninsula in southeast ...

It’s fun to imagine secret dinosaur survivors living today, hidden in a remote corner of Earth. But the truth of who made it through the extinction event 66 million years ago may surprise you.