Long before mammals dominated the land and even before the most famous dinosaurs appeared, Earth was home to a wide variety ...

Many mammals have fur the color of brown and black. Why don't they have more exotic colors, like purple and neon pink?

Mammals primarily exhibit muted earth tones due to their reliance on melanin and a lack of structural color complexity in fur. This drab coloration evolved as a survival mechanism to hide from ...

Discover the untold stories of Earth's mass extinctions through NBC's new series Surviving Earth, premiering June 4. Get a ...

Most mammals wear coats of brown, black, and gray, while parrots flash brilliant reds, reef fish shimmer in electric blue, and chameleons shift between greens and golds. This disparity is not random.

A new sail-backed dinosaur has been discovered on the Isle of Wight. Discover everything about it, including what its sail was for!

The biological mystery of how many mammals transitioned from being nocturnal to active in the daytime following the extinction of the dinosaurs has been cracked by researchers in Cambridge. The study, ...

A nearly complete dinosaur skeleton discovered in Patagonia is helping scientists crack the mystery of alvarezsaurs, a bizarre group of bird-like dinosaurs. The fossil of Alnashetri cerropoliciensis ...

Sixty-six million years ago, a massive asteroid smashed into Earth. Life has undergone at least five mass extinctions in the ...

When the asteroid ended the age of non-avian dinosaurs, it cleared ecological space on a global scale. Small survivors ...

For years, we suspected that Alvarezsaurids underwent a rare process of evolutionary miniaturization directly coupled to a ...

34 million years ago, a truly colossal mammal roamed the plains of Central Asia. Paraceratherium, a distant relative of modern rhinoceroses, may have been the largest land mammal ever to live, ...