Penguins are typically flightless but in this award-winning clip, hundreds of them defied their own limitation by taking a ...

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 ...

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

The trillion-ton slab of ice named A23a could slam into South Georgia Island and get stuck or be guided around it by currents.

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

The world's biggest iceberg -- more than twice the size of London -- could drift towards a remote island where a scientist warns it risks disrupting feeding for baby penguins and seals.

The world's largest iceberg is on a collision course with a remote British island, potentially putting penguins and seals in ...

The world's biggest iceberg — a wall of ice the size of Rhode Island — is lumbering toward a remote island off Antarctica that's home to millions of penguins and seals. The trillion-ton slab ...

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 ...