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Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near the Yucat n Peninsula of Mexico triggered the extinction of all known non-bird dinosaurs. But for the early ...

Polar bears are among the planet's most iconic symbols of cold climate adaptation. They boast a thick layer of blubber, ...

Astrobiologists in Germany are developing a new testing device that could help tease dormant alien microbes into revealing ...

Walmart is giving cat parents the cutest pick-me-up of all time right now: for a limited time, you can snag the cutest cactus-shaped cat tree for just $30 - that's $50 off the retail price! Just ...

Write a piece of flash fiction each day of February with the February Flash Fiction Challenge, led by Managing Editor . Each ...

For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...