Category:

Oxygen and Scuba Diving
Training New to Scuba In the Water

Oxygen and Scuba Diving: Science Made Simple

Most divers strive for good air consumption, but do we really understand what makes us more or less efficient underwater? Here’s the science of oxygen and scuba diving made simple.

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Touching Marine Life
Conservation New to Scuba In the Water

Kids and Touching Marine Life

Adults know that touching marine life is a big no-no. But what about kids, who learn by touch starting very young? With some guidance, parents can help them understand why the marine environment is strictly hands-off.

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Training New to Scuba In the Water

Diving Fundamentals: Equalizing when Diving

As land mammals, we must short-circuit physiology when we scuba dive. Equalizing as we descend helps adapt our bodies to our temporary environment. Here’s why and how.

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Women and Scuba Diving
History New to Scuba In the Water

Women and Scuba Diving

Long thought of as a man’s sport, the world of scuba diving continues to attract fearless, adventuresome women

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New stuff
Stay-Focused

Stay-Focused, the Beacon of Opportunity in Cayman

Non-profit organization Stay-Focused recently sponsored four weeks of diving for divers with disabilities in Grand Cayman
by Guest Author

More Than 2,000 Sharks Die in San Francisco Bay

Scientists are trying to explain a massive die-off of leopard sharks, Pacific angel sharks, and brown smooth-hound sharks in the San Francisco Bay.
by Thomas Gronfeldt
PADI specialties

Most Challenging PADI Specialties

Leaving your comfort zone (in gradual and controlled circumstances) can make you a better diver. What are the most challenging PADI specialties to help you grow?
by Andy Phillips
Ear Barotrauma

Training Fundamentals: Ear Barotrauma

The most common scuba diving-related injury is ear barotrauma. Why does it happen, and how can you avoid it?
by Marcus Knight