The dinosaurs' extinction was spurred by an asteroid that struck Earth. By studying the crater, scientists now know what happened after the impact.

CNN — When searching for dinosaur fossils, paleontologists know that there is a certain layer in the Earth where the fossils disappear. That layer marks when an asteroid slammed into Earth 66 million ...

Sixty six million years ago, an asteroid the size of Mount Everest hurtled toward Earth, setting in motion an extinction event that would change life forever. The impact wiped out the largest and ...

Sixty-six million years ago, the age of the dinosaurs came to an abrupt end, but scientists are still piecing together exactly what happened. For decades, the leading theory has been that a massive ...

The end of the dinosaurs was clearly linked to an asteroid impact that brought the Cretaceous period to a close. But the details of their end have remained a matter of debate since the impact crater ...

Researchers found that night lizards survived the dinosaur-killing asteroid strike at the end of the Cretaceous, despite living near the impact site in Mexico. When you purchase through links on our ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities. Alamosaurus was one of the last dinosaurs from ...

DENVER (KDVR) — On Wednesday, a 70-million-year-old dinosaur fossil was found 763 feet below a parking lot in City Park, becoming the deepest and oldest fossil ever found within Denver city limits.