Scientists have identified a hidden climate tipping point that changed how Antarctica's ice sheet responds to warming.

For decades, it seemed Antarctica might be insulated from rapid ice melting, but then sea ice began to decline dramatically.

Antarctica's sea ice started shrinking dramatically in 2015 after resisting global warming for decades, and researchers now know why. A study published May 8 in the journal Science Advances reveals ...

A giant fan-shaped network of hidden basins has been discovered beneath East Antarctica, revealing that several well-known subglacial features are actually part of one massive geological structure.