Mystery of green icebergs may soon be solved

Researchers have proposed a new idea that may explain why some Antarctic icebergs are tinged emerald green rather than the normal blue, potentially solving a decades-long scientific mystery.

Two rectangular icebergs spotted on NASA IceBridge flight

Operation IceBridge, NASA's longest-running aerial survey of polar ice, flew over the northern Antarctic Peninsula on Oct. 16, 2018. During the survey, designed to assess changes in the ice height of several glaciers draining ...

Scientists capture breaking of glacier in Greenland

A team of scientists has captured on video a four-mile iceberg breaking away from a glacier in eastern Greenland, an event that points to one of the forces behind global sea-level rise.

Image: Columbia Glacier

The Copernicus Sentinel-2B satellite takes us over Alaska's Columbia Glacier, one of the most rapidly changing glaciers in the world.

Image: Under the midnight sun

In September 2017, a new iceberg calved from Pine Island Glacier—one of the main outlets where the West Antarctic Ice Sheet flows into the ocean. Just weeks later, the berg named B-44 shattered into more than 20 fragments. ...

Image: The bluest of ice

Acquired on November 29 by Operation IceBridge during a flight to Victoria Land, this image shows an iceberg floating in Antarctica's McMurdo Sound. The part of the iceberg below water appears bluest primarily due to blue ...

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