Mystery of the Gakkel Ridge

Scientists journeying deep beneath Arctic sea ice discover a world never before seen.

Exploring the Arctic Seafloor

See some of the first imagery ever shot on the Arctic Ocean seabed—and what it's telling us about living at extremes.

Ask the Expert

Marine ecologist Tim Shank answers your questions about the Gakkel Ridge, the 2007 Woods Hole expedition, and more.

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© | Created June 2009