A, the world’s oldest and largest (about the size of Rhode Island), may hit South Georgia Island, home to vulnerable penguins and seabirds.

Johnston, Rhode Island, is set to block more than 250 affordable housing units from being built to use the land for a new town hall.

Incredible new satellite images show the world's largest iceberg on a potential collision course with South Georgia Island.

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

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

As the Rhode Island-sized iceberg is actively on the move, scientists ring alarm bells over an impending calamity that may ...

The world's biggest iceberg, known A23a, is on a collision course with a tiny island in the South Atlantic, which is home to millions of seals and nearly half the world's population of king penguins.

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

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

If A23a, an Antarctic iceberg the size of Rhode Island, grounds off South Georgia Island, it will create a hazard for wildlife and ships alike.