A professional photographer breaks down a simple (but often forgotten) part of taking beautiful videos underwater.

Experience the novelty of diving at altitude in a wetsuit in this small Guatemalan town against a backdrop of dramatic volcanoes.

A technical diver cannot be resuscitated after he rejects alternate air sources to address a free-flowing regulator.

Diver propulsion vehicles can open up another dimension of diving, but it also requires additional skills, techniques and safety considerations.

A marine biologist shares what degrees it takes to break into the field, where they work (it’s not always in the ocean!), how much you can make as a marine biologist and more.

ASK DAN: What Do I Need to Know About Decongestants and Diving?

Scavengers eat animals that are already dead instead of hunting live prey. It's extremely important to keep ecosystems clean and healthy.

A diver decides breathing pure oxygen is all she needs to address DCS symptoms, impeading proper treatment.

Underwater navigation and search patterns both contribute to reclaiming your belongings form the waves.