FUKUI -- A Tohoku University-led team said it has found in Hokkaido a layer showing the asteroid impact linked to the ...

Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, flying at 27,000 mph (43,000 km/h), slammed directly into Earth. The impact ...

New research suggests that the violent collisions between meteors and early Earth did not just destroy, they may have built the chemical staging grounds where life first took hold. By generating ...