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 ...

Samantha Harper ran through snow, ice, and alongside penguins during a grueling ultra-marathon race on the icy continent. The ...

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

Often referred to as the last great frontier, Antarctica is the ultimate destination for an unforgettable adventure. Aside ...

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 that scientists call a "megaburg" broke off from the Antarctic’s Filchner Ice Shelf in 1986.

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

Iceberg A23a is on a collision course with the remote British island of South Georgia, which provides an Antarctic haven for ...

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