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Ocean explorer Edith Widder shares the astoundingly sophisticated language of bioluminescent creatures, which can light up the depths of the seas like a “snow storm.”

David_Lang_OpenROV_Trident_drone_explores_underwater

Forget aerial drones. Underwater drones are where the action’s at, at least according to OpenROV founder and TED Fellow David Lang.

Ocean exploration has been the Cousteau family business for three generations. In this fascinating Q&A, aquanaut Fabien Cousteau discusses everything from why we need underwater cities to what it’s like to beat your grandfather’s world record.

Angler FishPhoto: Edith Widder

Marine biologist Stephen Palumbi picks 10 of his favorite underwater creatures. From the oldest living animal to the fastest food in the sea, they’re all pretty extreme.