The world's largest iceberg, known as A23a, is on a collision course with South Georgia Island, a delicate ecosystem that is ...

The world's biggest iceberg is on the loose and is threatening to collide with a tiny south Atlantic island, potentially affecting the wildlife there, scientists warned this week. Known as A23a ...

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.

blue) and November 26 (red). Iceberg A23a is so big, the British Antarctic Survey calls it a “megaberg.” You could fit Greater London onto it two times over. A23a is the heavyweight iceberg ...

The world's biggest iceberg — a wall of ice the size of Rhode Island — is lumbering toward a remote island off Antarctica that's home to millions of penguins and seals. The trillion-ton slab ...