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Diver With Shark
Christian McDonald, the Scientific Diving Safety Officer at the Scripps Institution...
A still from Journey of the Universe, part of the 19th Annual Environmental Film...
Transparent sea jelly
Many jellyfish in the class Hydrozoa, such as this hydromedusa Aglantha digitale,...
Ice divers use a quadrat to study the density of creatures living on the underside...
Diving in Guam
Dr. Valerie Paul is studying chemical defenses that may protect coral reefs from...
Dr. Sylvia Earle
Dr. Sylvia Earle, National Geographic Explorer in Residence, is known as ‘Her...
Arctic Sea Jelly
Chrysaora melanaster, one of the largest jellyfish commonly found in the Arctic,...
Underwater Parks in 3-D
As I readied myself and my camera for a dive in Yellowstone Lake, the largest body...