(Dawid Adam Iurino/PaleoFactory/Sapienza University of Rome) For the first 280 million years of animal life on Earth, ...

A space weather expert has issued a dire warning that Earth may be on the brink of a catastrophic geomagnetic disaster capable of wiping out up to 90 percent of humanity. Ben Davidson, founder of ...

Add Yahoo as a preferred source to see more of our stories on Google. No species lasts forever — extinction is part of the evolution of life. But at least five times, a biological catastrophe has ...

Add Yahoo as a preferred source to see more of our stories on Google. A skeleton of a Dodo. - Kirsty Wigglesworth/AP Humans have wiped out hundreds of species — with many more on the brink or ...

A 113-million-year-old marine murder mystery may finally be solved. Using chemical clues locked inside microscopic fossils, ...

Stay calm, doomsday preppers. We (probably) won’t be around to see it.

Around 252 million years ago, the world suddenly heated up. Over a geologically brief period of tens of thousands of years, 90% of species were wiped out. Even insects, which are rarely touched by ...

Scientists are increasingly worried we may be witnessing the start of the “sixth mass extinction” – the first to be caused by human activities. Five earlier mass extinctions, caused by dramatic but ...

Could you run for 100 hours this year? How about just doing a little more than 15 minutes each day? In fact, these goals are essentially equivalent, but one certainly sounds more ambitious than the ...

It struck the seas off the coast of Mexico's Yucatán Peninsula with the force of billions of atomic bombs, carving out the 112-mile-wide Chicxulub crater. The asteroid vaporized almost instantly.

(CNN) — No species lasts forever — extinction is part of the evolution of life. But at least five times, a biological catastrophe has engulfed the planet, killing off the vast majority of species from ...