Some 66 million years ago, a 6-mile-wide asteroid crashed into Earth near what today is Mexico’s Yucatan Peninsula, wiping out much of the planet’s life. The impact left a crater 110 miles wide and 12 ...

For the first time, scientists have simulated how far and fast the Chicxulub asteroid, a.k.a. the one that killed the dinosaurs, impact spread around the globe. Besides wiping out the dinosaurs, it ...

The dinosaurs were wiped out by an asteroid, but does that mean we risk suffering the same fate - and should you be worried about the possibility? Leah Crane sets the matter straight ...

The asteroid responsible for our last mass extinction 66 million years ago — wiping out the dinosaurs — originated from the far reaches of our solar system, unlike most asteroids that have struck ...

Off the coast of Mexico, the Chicxulub crater is all that remains of a defining moment in Earth's history. The hole spans 93 miles wide and bores 12 miles deep into the Earth. It was left by an ...

Where the space rock came from 66 million years ago that crashed and killed the dinosaurs. 66 million years ago a giant space rock crashed into our planet and killed the dinosaurs. In the span of just ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS — What would happen if an asteroid ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...