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Training Articles

Three Lessons from Interviewing Shark Advocates Around the World

Conservationists that don’t stay up to date on the scientific research are likely to endorse ineffective policy solutions, but when scientists and conservationists work together, both groups benefit.

Close Call | Lessons for Life

A likely case of immersion pulmonary edema leads to a dive emergency

10 Tips for Winning Underwater Photo Contests

Scuba divers entering underwater photo contests should keep color, lighting and more in mind.

Basic Scuba Diving Skills Underwater Photographers Need to Know

Mastering these abilities is critical taking great underwater images.

What is Decompression Diving?

Breaking down what deco diving is, how to plan your decompression time, what to look for in a deco computer and more.

How Many Large, Undiscovered Species Are Still Out There?

In this edition of Ask a Marine Biologist, Dr. David Shiffman answers a question about what’s still lurking in the deep.

Missing Thread | Lessons for Life

Staying with your buddy is a fundamental rule of diving no matter how experienced you are.

What is a PADI Emergency Oxygen Provider?

Delivering oxygen can help in a variety of dive accidents, including decompression sickness.