The Jurassic Period lasted from about 201.3 to 145 million years ago. Evolution moved incredibly fast then, as did the creatures it created. In popular culture, we tend to think of dinosaurs as slow, ...

Jason M Ramos/Wikimedia Commons/CC BY 2.0 Prehistoric Earth was a terrifying place, with giant, fearsome creatures roaming an equally deadly world of erupting volcanoes and primordial swamps. Survival ...

Being able to spot the Earth, let alone any signs of life on our planet, would require an enormous telescope from 66 million ...

A new miniseries, narrated by Morgan Freeman, combines recent fossil research with cinematic reconstruction.

It had quite an impact — striking with the force of 10 million atomic bombs. Sixty-six million years ago, the asteroid that slammed into what is now the Yucatán Peninsula caused a mass extinction ...

Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF. But we mammals did survive. The characteristics we now equate with “mammalness” are ...

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NEW YORK — If you've seen any of the "Ice Age" animated Disney movies, we have some bad news: You don't know the real ice age. It was an incredible time when the Earth was going through immense ...