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

A, the world’s oldest and largest (about the size of Rhode Island), may hit South Georgia Island, home to vulnerable penguins and seabirds.

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

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 -- more than twice the size of London -- could drift towards a remote island where a scientist ...

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

The world's largest and oldest iceberg is on a crash course with a remote island potentially putting wildlife in peril, ...

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

Iceberg A23a is on a collision course with the remote British island of South Georgia, which provides an Antarctic haven for ...

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

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 ...