After being stuck to the seafloor for decades, the world’s largest iceberg, A23a, has broken free. On the move, it’s heading ...

Credit: UK MOD Crown copyright/Cover Images A group of British scientists have photographed and filmed the world’s largest ...

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

Visible from space, the world’s largest iceberg is headed towards a remote Antarctic island, threatening local animals.

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

Megaberg A23a might be on the verge of running into South Georgia and surrounding islands in the South Atlantic. The result could spell trouble for wildlife on those islands, and A23a's movement is a ...

The trillion-ton slab of ice that scientists call a "megaburg" broke off from the Antarctic’s Filchner Ice Shelf in 1986.

Iceberg A23a, one of the world's largest icebergs, is drifting toward South Georgia, posing potential risks to wildlife and ...

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