The Importance of Buoyancy Control

Buoyancy control is imperative for optimal scuba diving safety. While the concepts are simple, masking proper buoyancy control can be difficult. Read more about buoyancy.

Male and female diver pose for a selfie in front of school of silver fish

Preventing Breathing-Gas Contamination

Breathing-gas contamination, although rare, can happen. Sources of contamination vary, but they are important to know. Get the inside scoop on breathing-gas contamination.

Left hand holds a breathing gas measuring device

Dolphins to Port, A Diver in Trouble

In a rush to enter the water, a diver did not check the tank valve, leaving them in a dangerous spot. Read more about the incident.

An old man in a purple tank top and white ball cap and a woman, comfort a person wearing an oxygen mask

Boat Collision and Propeller Safety

Propeller trikes happen to divers and the injuries are brutal. Read more about propeller safety, tools, research and more to prevent these nasty injuries.

Submerged propeller whirls

As the Prop Turns

Propeller safety should be taken as seriously as every other aspect of dive safety. Much of the responsibility certainly lies with the pilot of a boat, but there are several things divers can do to help increase their safety margin when sharing the water.

Dive dinghy floats on the water at sunset


Checklists may be the missing tool to safer diving. Checklists are used in other fields, not just diving, like aviation and surgery. Read more about the history and importance of checklists.

Male diver is sitting down and hand with checklist is in foreground

To Lie or Not to Lie?

When signing in for a dive, the medical statement can feel both burdensome and an invasion of privacy. You may want to lie. However, medical statements are an important element of dive safety.

Perspective diver prepares to fill out medical statements and cartoony devil and angel are on his shoulders

More Than Just Bubbles

While prevention against decompression sickness, it’s relatively rare. Comparatively, there are more common hazards to divers. Read more.

Paramedics tend to a cyclist with a head injury

Lionfish Stings

Lionfish are fascinating and beautiful creatures, but they can cause serious injuries as well as environmental problems outside their normal range.

A melancholy lionfish swims about looking for someone to sting.