An enormous chunk has broken off the world's largest iceberg, in a possible first sign the behemoth from Antarctica could be ...

Antarctic ice shelves are shrinking mainly due to frequent small calving events, while major iceberg break-offs remain rare ...

A23a, a massive iceberg nearly the size of Rhode Island, towering at 40 meters, is on a collision course with South Georgia.

Measuring roughly 1,350 square miles (3,500 square kilometers) across, A23a is the world's largest and oldest iceberg ...

The world's biggest iceberg is drifting toward a tiny south Atlantic island, potentially affecting the wildlife there, ...

The world's biggest iceberg—more than twice the size of London—could drift towards a remote island where a scientist warns it ...

The biggest iceberg on Earth is heading toward a remote island, creating a potential threat to penguins and seals inhabiting ...

The trillion-ton slab of ice named A23a could slam into South Georgia Island and get stuck or be guided around it by currents ...

While warming temperatures are driving a widespread loss of ice shelves, major calving events have not increased in frequency ...

If it gets stuck near South Georgia Island, that could make it hard for penguin parents to feed their babies and some young ...

White wall' Roughly 3,500 square kilometres across, the world's biggest and oldest iceberg, known as A23a, calved from the Antarctic shelf in 1986. It remained stuck for over 30 years before ...

Roughly 1,550 square miles across, the world's biggest and oldest iceberg, known as A23a, calved from the Antarctic shelf in 1986. Before its calving in 1986, the colossal iceberg hosted a Soviet ...