Add Yahoo as a preferred source to see more of our stories on Google. Dinosaurs look on as an asteroid plumets through the sky. 66 million years ago, a large asteroid crashed into Earth near Mexico's ...

A simulation suggests that fine particles played a stronger role in cooling the planet and stalling photosynthesis after an asteroid impacted the Earth. By Miriam Fauzia On a spring day over 66 ...

The asteroid known for killing most dinosaurs also triggered a monstrous tsunami with mile-high waves that scoured the ocean floor thousands of miles from the impact site, research finds. That ...

For decades, scientists have accumulated ever-larger datasets that suggest an enormous space rock crashed into the ocean off the Yucatan Peninsula more than 65 million years ago, resulting in the ...