A new study of dinosaur biodiversity challenges the belief that the megafauna were on their way out 66 million years ago ...

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...

About 66 million years ago, an asteroid slammed into what is now Mexico, forming the Chicxulub crater. This impact wiped out ...

Off the coast of Mexico, the Chicxulub crater is all that remains of a defining moment in Earth's history. The hole spans 93 miles wide and bores 12 miles deep into the Earth. It was left by an ...

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 ...

66 million years ago, a large asteroid crashed into Earth near Mexico's Yucatán Peninsula, sparking a frigid global winter that led to the mass extinction of dinosaurs who had reigned over the planet ...

Recent research has provided new insights into the asteroid that struck Earth 66 million years ago, causing a mass extinction event that led to the end of the dinosaurs. Scientists have now identified ...

Sixty-five million years ago, a massive asteroid slammed into Earth, causing tsunamis, earthquakes, fires, a global winter, and the end of the age of the dinosaurs. But what if the asteroid had glided ...

Large asteroids like the one that wiped out the dinosaurs may be more common than previously thought, scientists have discovered. The space rock that caused the dinosaurs' extinction, known as the ...

"What killed the dinosaurs?" is an enduring question that has plagued grade school students and seasoned scientists alike. We've long known that the asteroid that created the Chicxulub crater in ...

Harvard astrophysicists proposed a new model showing that the Chicxulub impactor — the celestial body responsible for the mass extinction of the dinosaurs — could have been of cometary, rather than ...