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

The world's largest iceberg is gradually breaking apart, as revealed by satellite images. Known as A23a, the iceberg—twice ...

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 is on a collision course with a remote British island, potentially putting penguins and seals in ...

The world's largest iceberg, A23a, is on a crash course towards South Georgia, threatening millions of penguins and seals.

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

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

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

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 -- 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.

The "megaberg" - which is twice the size of Greater London and 130 feet tall - is on a crash course with the remote island of ...