Stone tools and stone circles discovered in coastal Scotland show that prehistoric people settled farther north than anyone ...

For those in midlatitudes of the Northern Hemisphere, the arc of our galaxy becomes easier to see in May. Here's when and ...

A study of more than 3,000 genomes has traced a gene mutation that confers HIV resistance to a person who lived near the ...

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

By studying seismic waves, researchers have found a layer deep beneath the surface of Mars that could contain enough liquid ...

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.

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

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, ...

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 ...

Winners and runners-up of the Prince Albert II of Monaco Foundation's 2025 Environmental Photography Award revealed.