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 'world's biggest iceberg', "A23a iceberg", which is more than twice the size of London, is drifting toward South Georgia ...

Discover subtle bliss and simple seclusion at this lesser-visited Georgia island that checks all the travel boxes for ...

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

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

The world's largest iceberg, A23a, is drifting toward South Georgia Island, a remote and ecologically vital wildlife haven. This massive block of ice, about the size of Rhode Island, poses a ...

But it began to move again last year and is now approaching South Georgia Island, a small island mainly populated by penguins and seals. The iceberg had been stuck in a rotating water column near ...

These images from the Smithsonian Magazine Photo Contest show just why penguins have waddled into our hearts ...

The world’s largest iceberg ‘A23a’ broke away from the Filchner Ice Shelf in 1986 and is now drifting northwards.

Currently, the gigantic iceberg A23a is moving toward the South Atlantic Ocean and will strike South Georgia Island in two to ...

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