The unexploded ordnance beneath one of Antarctica’s many penguin colonies probably poses no risk to humans working nearby. While this may seem like a crazy sentence to write, it accurately reflects ...

Satellite imagery has revealed a yet-to-be-explained rise in the Southern Ocean's salinity. It could be a key factor in the decline of the region's sea ice.

Scientists recorded a total-column ozone concentration of 102 Dobson units, the 8th-lowest level since 1986.