Sixty-six million years ago, an asteroid thought to be around 12 kilometers (7.4 miles) in diameter impacted the Earth, ...

They cannot date the event exactly, or say whether it came before or after the asteroid which left the 180km-wide Chicxulub ...

Did a collision with a giant asteroid or ... of not just the dinosaurs, but of up to 70 percent of all plants and animals living at the time. This 150-kilometer-wide crater lies just off the ...

leading to the dinosaur’s eventual extinction (and the evolution of surviving dinosaurs into today’s birds). The asteroid left a crater over 150 kilometres wide, centred just off the coast of ...

The dinosaurs were not in decline before the asteroid hit, a new study finds. Instead, poor fossilization conditions and ...

For decades, scientists have debated what wiped out the dinosaurs 66 million years ago. The usual suspects? A massive ...

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 years ...

Scientists have long known that an asteroid slammed in Earth and created the Chicxulub Crater, which contributed ... Part of the debate about what really killed the dinosaurs has to do with ...

For the first time in history, a team of international scientists are drilling into the center of the underwater crater created by the asteroid that wiped out the dinosaurs. Produced by Jenner Deal.

Evidence she's examined shows that the asteroid hit Mexico about 300,000 years before the dinosaurs and many other organisms disappeared --and that the crater was smaller than originally believed.

66 million years ago an asteroid hit the planet. Now an expedition is underway to drill 1500m into the crater it created - the Chicxulub asteroid impact crater, aiming to unearthing the secrets that ...

Did dinosaurs lose their dominance suddenly or ... Although geologists generally acknowledge that a comet or asteroid impact would cause these fractures, some scientists conclude that they could ...