The slab of ice — named A23a — weighs almost one trillion tonnes and could slam into South Georgia Island before either getting stuck or being guided around the land by currents.

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 risks disrupting feeding for baby penguins

The colossal iceberg A23a, towering at 40 meters and spanning an area greater than the Australian Capital Territory, is now advancing towards South Georgia Island, a remote British territory near Antarctica.