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

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 largest and oldest iceberg is on a collision course with a remote island... potentially putting wildlife in danger. Known as 'megaberg' the colossal slab of ice is drifting towards South ...

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

Iceberg A23a is massive, slightly smaller than Long Island. It is drifting slowly towards South Georgia Island and if it ...

For over 30 years, the A23a iceberg stayed anchored to the Antarctic Weddell Sea floor before it shrank and lost its grip on the seafloor which turned it into a massive floating fragment of ice. The ...

The world's largest iceberg -- a behemoth more than twice the size of London -- is drifting towards a remote island where ...

World's largest iceberg, A23a, is drifting towards the British island of South Georgia. A23a has been monitored for 30 years, ...

The world's largest iceberg, A23a, is drifting toward South Georgia ... has been a concern for scientists since it broke away from the Antarctic ice shelf in 1986. After remaining immobile for ...

The world's largest iceberg is on the move, and could be set to collide with a remote British island. Known as the 'queen of ...