A likely source of contamination has been identified in an ongoing Listeria outbreak affecting California and Nevada.

A river that drained the slopes of a now-vanished volcano may have carved Yosemite Valley's depths during the last 10 million ...

Despite the deep ocean floor coating some 66% of our planet's surface, we haven't explored 99.999% of it, study finds.

Ancient human remains in a famous Greek tomb can't be Alexander the Great's father after all, a scientific analysis reveals.

Fossil sites in Australia hold pollen and spores from the dinosaur age, when the island straddled the Antarctic Circle. Now, ...

With a little guidance and a lot of practice, even you can make stone tools the way our oldest ancestors did — and learn to ...

"My contention is that Earth may, if we are lucky and diligent and clever enough, grow an emergent superconsciousness." ...

Almost 90% of Antarctica's land is covered in a thick layer of ice — around 1.3 miles (2.2 kilometers) deep, on average — and it's been that way for around 34 million years. Yet researchers have only ...

May's full moon appeared full all weekend, but will peak tonight (Monday, May 12). Here's everything you need to know about ...