For deep-diving mixed-gas divers, it's far worse. Routinely diving below 130 ft (40 m), the divers are always in pitch darkness, relying on work and helmet lights, and they are tethered to the surface ...

Erik Trinidad is a freelance travel and food journalist and video creator. His work has appeared in Afar, BBC Travel, Fathom, Fodor’s Travel, Food & Wine, InsideHook, Lonely Planet, National ...

Once I reach the ocean floor, I have 40 minutes maximum to work. Diving has intense physiological effects on your body, so you never want to run out of time. There’s a technique called burning, or ...

Which diving light is best? Whether you’re an experienced diver or just starting, you won’t always be diving in crystal-clear water with the sun shining brightly from above. And as your skill ...