Long before the carnage began, the Cretaceous picked up where the ... in the extinction event at the end of the period 65 million years ago. In fact, the land, seas, and skies would never be ...

For scientists and conservationists, knowing how species survive planetary crises can lead to more effective protection of vulnerable species.

It formed about 335 million years ago, but by the end of the Jurassic ... The vast quantities of sulphur released would have cooled the atmosphere. The Cretaceous extinction wiped out about 65% of all ...

The two biggest extinctions were at the end of the Permian Period, about 250 million years ago, and at the end of the Cretaceous, some 65 million years ago. The Permian extinction saw the loss of ...

Scientists have concluded that the impact that created this crater occurred 65 million years ago. The date corresponds ... times greater than average in the Cretaceous/Tertiary (KT) boundary ...

Dinosaur bones have taught us a great deal about these animals from the "age of dinosaurs," the Mesozoic Era, which stretched from approximately 252 million years ago to 65 million years ago.

Meanwhile, smaller reptiles that survived the Cretaceous, such as turtles ... Starting from a fairly humble position 65 million years ago, primates, horses, bats, pigs, cats, and dogs had all ...

A crater at the edge of the Yucatán peninsula in Mexico was created by a massive asteroid that hit Earth 66 million years ago At the end of the Cretaceous Period 66 million years ago, an ...

Dinosaurs went extinct at the end of the Cretaceous Period 65 million years ago. Now scientists have found extraordinary evidence which documents the colossal asteroid impact event. It was widely ...

At the start of the Cretaceous Period, which began 145 million years ago, sharks were once again widely common and varied in the ancient seas, before experiencing their fifth mass extinction event.