The massive Antarctic iceberg A23a, once twice the size of London, is rapidly breaking apart in the South Atlantic after drifting for nearly 40 years since separating from Antarctica.

NASA satellites detected a phytoplankton bloom around Antarctic iceberg A-23A as it melted, showing how icebergs can fertilize the ocean.

One of the largest icebergs ever recorded broke off from an ice shelf in Antarctica, British scientists announced Wednesday. The 1 trillion ton iceberg, with twice of the volume of Lake Erie, broke ...

The world’s largest iceberg, A23a, is finally breaking apart after drifting for decades. Scientists say its collapse could reshape Antarctic ecosystems and reveal deeper changes unfolding across the ...

Disintegration of the world's oldest iceberg has implications for global sea levels and marine ecosystems.