Unseen mountains, valleys, lakes, and rivers lie under Antarctica’s mile-thick ice sheet. Changes to those hidden rivers could have dramatic global consequences.

A new study found parts of Antartica could pass a tipping point for mass ice sheet losses as soon as 2050 – pushing sea ...

As the Washington Post reports, researchers aboard the vessel Falkor (too) found an unexpected marine ecosystem beneath a ...

NBC’s Chase Cain reports from Antarctica, where melting ice is accelerating sea level rise and disrupting global weather ...

Robot gliders scouted the waters around one of the world’s largest icebergs, A-68a, before it melted and broke apart into ...

An iceberg the size of Chicago broke off am Antarctic ice shelf to reveal a thriving ecosystem underneath, according to ...

A colossal iceberg the size of Chicago has broken from a floating glacier in Antarctica, and like a retractable roof at a ...

Iceberg A-84 broke off from Antarctica and revealed a thriving community of sea creatures underneath. Now, researchers are ...

Flying over the massive iceberg, it's indistinguishable from the horizon. But as it melts, chunks of ice risk floating towards South Georgia, presenting a problem for some of its penguins, seals and ...

Scientists aboard Australia’s RSV Nuyina have discovered rare marine life and a jade-colored iceberg during a 60-day ...

Scientists found a rich community of fish, coral, octopus, anemones and sponges that previously sat beneath a sheet of ice ...

Newly released satellite footage shows the world’s largest iceberg running aground near a remote island in the South Atlantic Ocean last month.   The timelapse video, published by Colorado State ...