Buried "megaripples" — some the size of five-story buildings — are helping scientists piece together the devastation ...

THE world’s oldest-known crater from an asteroid smash 3.5 billion years ago has been discovered in the Australian outback.

But if the dinosaurs had been so successful prior to Chixculub, why did they never re-evolve? Evolution is a complex process ...

What a difference 30 minutes made! Barry Evans (he/him, [email protected]) is reminded that the odds against his birth ...

Researchers uncover the oldest asteroid crater in Australia, revealing its role in shaping Earth’s ancient climate.

Need a break? Play the USA TODAY Daily Crossword Puzzle. Maybe you've heard about the asteroid that killed all the dinosaurs ...

The crater, located near the Pilbara town of Marble Bar, is thought to have been created 3.47 billion years ago.

One of the most famous of these 200 or so impact craters is the 200 km-diameter Chicxulub impact crater in the Yucatan ...

created the Chicxulub crater and is widely believed to have triggered the mass extinction that wiped out the dinosaurs. Earth has largely avoided major asteroid collisions since then, thanks in ...

He said: "It would be near the diameter of the impact that resulted in the extinction of the dinosaurs, Chicxulub crater, which is the second-largest impact structure on Earth. "So, it is likely ...

Maybe you've heard about the asteroid that killed all the dinosaurs 66 million years ago. The impact caused the Chicxulub crater, on the Yucatán Peninsula in Mexico. That asteroid was nearly ...