Watch underwater photographer Thomas Peschak on TED Talks as he discusses his work and marine conservation.

Salt Life has partnered with artist Andreas Franke and The Sinking World to bring an underwater art exhibit to the Florida Keys.

Can you dive again after open-heart surgery? Author Eric Douglas tells the true story of his signs and symptoms of heart disease, and his road to recovery.

Want to see sea turtles while scuba diving or snorkeling? Go to Florida, Cayman Islands and Australia! See underwater photos of these amazing animals.

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Video shows hundreds of manatees flocking to Three Sisters Springs in Crystal River Florida — it's a beautiful sight!

Despite the change in endangerment status, manatees in Florida springs and coastal waters need our help. Here's how you can take action to save these creatures!

See what happens when this manta ray "asks" scuba divers for help! Just another reason to keep debris and pollution out of our seas.

The answer is siphonophores — the glowing underwater creatures you see night diving in Hawaii and Tahiti — and they change the design of underwater propulsion.