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

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 ...

Credit: UK MOD Crown copyright/Cover Images A group of British scientists have photographed and filmed the world’s largest ...

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

World's Largest Iceberg On Collision Course With South Georgia's Penguins. The world’s largest iceberg is on a collision course with penguins in the British Overseas Territory of South Georgia. Images ...

It is summer in South Georgia and resident penguins and seals along its southern coastline are foraging in the frosty waters to bring back food to fatten their young. "If the iceberg parks there ...

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

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