The Nadir crater is one of the most meticulously ... knockout blow delivered by the cataclysmic asteroid Chicxulub, which ...

For decades, the disappearance of dinosaurs has been tied to the Chicxulub asteroid, whose crater lies partly beneath ...

It's the last week before Christmas and not a creature is stirring, not even a mouse model bred to exhibit characteristics of ...

The Chicxulub asteroid strike is well-known for its role ... New Evidence of a Second Asteroid Impact A lesser-known crater, the Nadir, was discovered off the coast of West Africa ...

An asteroid or comet struck near Mexico’s Yucatán Peninsula 66 million years ago, forming the 110-mile (180-kilometer) wide Chicxulub crater. This event likely triggered an impact winter ...

For comparison, the asteroid that caused the Chicxulub crater was about 6 miles in diameter. The team believes these two asteroids struck Earth around 25,000 years apart and did not cause waves of ...

While volcanism caused a temporary cold period, the effects had already worn off thousands of years before the meteorite, the ultimate cause of the dinosaur extinction event, impacted.

For many, the matter is settled – and there’s a huge crater down in Mexico to act as evidence. However, a minority of experts ...

This 150-kilometer-wide crater lies just off the Yucatan peninsula. Scientists calculate that it was blasted into Earth by a 10-kilometer-wide asteroid or comet traveling 30 kilometers per second ...