The Cretaceous Period lasted for nearly 80 million years. Discover what the climate was like in this geological period, where the continents were and what animals and plants lived on them. Find out ...

The Cretaceous period lasted approximately 79 million years, and ended with a major extinction event about 66 million years ago.

The Cretaceous period is one of the most crucial times in the Earth’s evolution. The division of the supercontinent, Pangaea, into Laurasia and Gondwana resulted in more diversity among animals ...

An ant and fly from the Cretaceous period offer insights into the history of Ophiocordyceps, the fungal parasite made popular ...

Learn more about Earth's Cretaceous period from National Geographic.

Manitoba is well-known for its fossil record, including the fossil-filled, world-famous Ordovician-aged Tyndall Stone and the ...

Twin calamities marked the end of the Cretaceous period, and scientists are presenting new evidence of which drove one of Earth’s great extinctions.

The Cretaceous, the last and longest period of the dinosaur age, lasted from about 145.5 million to about 65.5 million years ago. During the Cretaceous, mammals were small, about rat size, and the ...

At least five times, a biological catastrophe has engulfed Earth killing off the vast majority of species. As scientists say we’re in a sixth mass extinction, what can we learn from the past?

For years, scientists have thought that a continental ice sheet formed during the Late Cretaceous Period more than 90 million years ago when the climate was much warmer than it is today. Now ...