(Airs Sunday, June 28) Underwater cameraman Bob Cranston explores the remarkable world of marine creatures called cephalopods -- squids, cuttlefish, octopi, and nautili.

Jun 9th, 2009 | 31 comments

(68 votes)

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Hunting and egg harvesting nearly brought green sea turtles to the brink.

Mar 18th, 2009 | 7 comments

(13 votes)

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There is one less mystery in the deep sea: for the first time, two Japanese researchers have finally photographed a live giant squid in its ocean home.

Jun 29th, 2008 | 13 comments

(21 votes)

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Dolphins use sound to detect the size, shape, and speed of objects hundreds of yards away. The dolphin's natural sonar, called echolocation, is incredibly precise

Jun 12th, 2008 | 10 comments

(18 votes)

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One of the most remarkable pieces of equipment designed by Widder is the Eye-in-the-Sea, a unique, unobtrusive camera that sits on the sea bottom and records the never-before-seen behavior of marine animals.

Jun 11th, 2008 | 4 comments

(5 votes)

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Jellies live in virtually every part of the ocean and come in a dizzying array of shapes, sizes, and colors. Some, like the aquarium's box jellies, are no bigger than a thimble.

Jun 10th, 2008 | 3 comments

(13 votes)

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Displaying a great white has long been a dream of aquariums around the world. But previous efforts to care for the sharks have largely ended in failure.

Jun 10th, 2008 | 25 comments

(19 votes)

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