Such a discovery changes the way scientists think about the food chain in ocean ecosystems. Giant viruses can infect tiny ...

Scientists recorded a total-column ozone concentration of 102 Dobson units, the 8th-lowest level since 1986. Colder-than-average temperatures and strong winds in the stratosphere circling Antarctica ...

Antarctica is a harsh continent, which in both history and fiction can trigger disturbing behavior and even madness.

Explore the key differences between the Northern and Southern Hemispheres, including seasons, climate, constellations, and ...