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Scuba divers on closed-circuit rebreathers can enjoy several perks, such as this close-up experience with a hammerhead shark.

Is closed-circuit rebreather diving right for you? Here's how to decide if you should take a rebreather training course.

Get the best underwater photos with these strobe positioning tips for underwater photographers.

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Lightroom expert Erin Quigley explains how to master Lightroom Classic’s Color and Luminance Range Masking Tools.

One scuba diver pushes his limits on a liveaboard trip and suffers from decompression illness as a result.

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Looking to buy a tank for scuba diving? Here are tips and rules for scuba tank maintenance, including how often a scuba tank should be inspected.