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The hyperbaric chamber at Catalina Island has been serving divers for 40 years. The chamber is open 24 hours per day and is one of only two that is dedicated solely to divers. Read more about this nearly all-volunteer crew and facility.
Great white sharks are the ocean’s largest predatory fish yet not much is known about them. Learn more about a recent study on great white sharks. The study had the researchers rethinking what they previously knew about these sharks.
Digital single-lens reflex cameras (DSLRs) offer excellent video quality for the price and are a useful one-camera travel solution. But divers interested in shooting video should be aware of some compromises and challenges to motion-image capture that exist with DSLRs.
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Alex Mustard, Ph.D., is among the first prominent underwater photographers to come of age during the digital era. He’s a marine scientist.
Dengue fever is a mosquito-born infection and infection rates are rising in certain parts of the world. A diver unfortunately contracted dengue fever while on a trip.
DAN medics and researchers answer your questions about dive medicine.
A diver was having difficulty breathing and had extreme fatigue, numbness and a host of other symptoms. He may have had an arterial gas embolism (AGE). Read more about how a rescuer used his skills to help the diver.
Acclimatization is the adaptation to natural exposure, but could this apply and alter decompression stress? One research team looked at how acclimatization and repeatedly diving could impact someone’s predisposition to decompression sickness.
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