The biggest iceberg on Earth is heading toward a remote island, creating a potential threat to penguins and seals inhabiting ...

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

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

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

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

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

The iceberg cometh. The spinning iceberg is approximately 1,500 square miles in size and located about 173 miles from the ...

said that icebergs such as A23a "are so deep that before reaching an island or mainland they generally get stuck" on the seabed. It is summer in South Georgia and resident penguins and seals along ...

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