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 ...

The world’s largest iceberg, A23a, is heading north from Antarctica toward South Georgia, a British Overseas Territory in the ...

The world’s largest iceberg is still on the move and there are fears that it could be headed north from Antarctica towards the island of South Georgia.

The world’s largest iceberg is on a collision course with a remote British island, potentially putting penguins and seals at ...

The slab of ice — named A23a — weighs almost one trillion tonnes and could slam into South Georgia Island before either ...

The world's biggest iceberg -- three time the size of New York City -- could drift towards a remote island where a scientist warns it risks disrupting feeding for baby penguins and seals.

It’s also a natural process happening more frequently because of human-caused climate change, said British Antarctic Survey ...

The world’s largest and oldest iceberg is on a collision course with a British island in the South Atlantic, raising fears that colonies of penguins and seals could be wiped out. The mega-iceberg, ...

(CNN) — The world’s largest iceberg is still on the move and there are fears that it could be headed north from Antarctica toward the island of South Georgia. The iceberg, called A23a ...