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 ...

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

The world's biggest iceberg — a wall of ice the size of Rhode Island — is lumbering toward a remote island off Antarctica ...

The trillion-ton slab of ice — called a megaberg — could slam into South Georgia Island and get stuck or be guided around it by currents. If it gets stuck it could make it hard for penguin ...

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

The gigantic wall of ice is moving slowly from Antarctica on ... there in the past and that has caused significant mortality to penguin chicks and seal pups," he said. Roughly 3,500 square ...

The world’s biggest iceberg — a 130-foot (40-meter) tall wall of ice the size of Rhode Island — that had shaken loose of its mooring is lumbering toward a remote island off Antarctica that’s home to ...