An asteroid is expected to eventually hit Earth, highlighting the importance of preparing for such an event. This video ...

Sixty-six million years ago, an asteroid as big as Mount Everest was headed on a deadly collision course with Earth. The ...

A mile-wide asteroid known as 2005 UK1 will safely pass Earth on Jan. 12, 2026, at 32 times the moon’s distance, posing no ...

The end of the dinosaurs was clearly linked to an asteroid impact that brought the Cretaceous period to a close. But the details of their end have remained a matter of debate since the impact crater ...

Of Meteors and Buckyballs Aired February 23, 2001 - 7:40 a.m. ET . THIS IS A RUSH TRANSCRIPT. THIS COPY MAY NOT BE IN ITS FINAL FORM AND MAY BE UPDATED ...

Sixty-six million years ago, a giant meteor slammed into Earth off the coast of modern-day Mexico. Firestorms incinerated the landscape for miles around. Even creatures thousands of miles away were ...

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 ...

It is popularly believed that around 66 million years ago, a massive asteroid slammed into Earth, wiping out the dinosaurs ...

Two T. rex dinosaurs square up for a fight in an illustration. Dinosaurs in the Cretaceous were thriving until the Chicxulub asteroid initiated a mass extinction. Mark Garlick / Science Photo Library ...

Sixty-six million years ago, Earth’s balance shifted in a single strike. The asteroid impact set off firestorms, blocked out sunlight, and left food chains in collapse. Dinosaurs and countless other ...

A 700-metre asteroid went undetected near Earth after hiding in the Sun’s glare, raising fresh questions about blind spots in ...