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

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

A23a, a massive iceberg nearly the size of Rhode Island, towering at 40 meters, is on a collision course with South Georgia.

If it gets stuck near South Georgia Island, that could make it hard for penguin parents to feed their babies and some young ...

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.

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

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