The world's largest iceberg, known as A23a, is on a collision course with South Georgia Island, a delicate ecosystem that is ...

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

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

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

The biggest iceberg on Earth is heading toward a remote island, creating a potential threat to penguins and seals inhabiting ...

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

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.

“It’s the best trip I’ve ever been on,” said Tom, 66, who has been all over the world, including the Galapagos Islands a decade ago. “Why go to Antarctica?” Amy asks, and then answers ...

The ocean melts ice shelves from below – a process known as “basal melting”. Increased basal melting has led to the thinning and retreat of the ice sheet in some regions, raising global sea ...

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