Asteroid 2024 YR4, which once appeared to be on a collision course with Earth, may hit the moon, which could create some ...

NASA announced on Wednesday (July 23) that the space rock is likely to pass close to our planet on Monday (July 28).

Since the first sharks emerged in the world’s oceans nearly half a billion years ago, the world has gone through five major ...

A new study reveals that ocean acidification, triggered by a massive carbon dioxide surge from volcanic activity during the ...

The constant deluge of bad news about rising global temperatures and their impacts can make it feel like the world is ending.

Learn about two major asteroid impacts from 3.5 million years ago that may not have had lasting environmental effects.

World Asteroid Day 2025 is upon us! Here's how you can celebrate the event by livestreaming real-time views of near-Earth asteroids from the comfort of your home.

Perhaps the most well-known extinction is the Cretaceous-Paleogene (K-Pg) extinction event, which took place 66 million years ago. We all know about it because it was the event that wiped out the ...

The Triassic-Jurassic Extinction Event: ... It was caused by a giant asteroid, possibly 9 to 14.5 kilometers wide, that slammed into what is now the Yucatán Peninsula of Mexico.

The end-Cretaceous extinction—the massive extinction event widely attributed to an asteroid impact that wiped out all non-avian dinosaurs approximately 66 million years ago—had a profound ...

Dinosaurs weren't in decline when an asteroid smashed into Earth and wiped them out, scientists say. Instead, the idea that dinosaur diversity was declining before the asteroid struck 66 million ...

To find answers, a team of researchers studied North America’s fossil record, focusing on the 18 million years before the mass extinction at the end of the Cretaceous period.