Advanced Diving Articles

Breathing Gases

By Georgia Hausserman

Uses, limitations and hazards
Caissons, Compressed-Air Work and Deep Tunneling

By David Kenyon, Glenn Butler and Richard Vann


The Logistics of Exploration

By Leigh Bishop

Preparation and protocols for a deep wreck expedition
The Wreck of the Lakeland and the Birth of Mixed-Gas Diving

By Tamara Thomsen and Peter Buzzacott


Empowering a Spectacle

By Robert Soncini


Always Ready

By David Helvarg

The U.S. Coast Guard Diving Program
Gradient Factors

By Neal W. Pollock, Ph.D.

A pathway for controlling decompression risk
Dark Waters

By Kevin Sites

Police divers descend to new depths for justice.
Without Bubbles

By David P. Reilly and Neal W. Pollock, Ph.D.

A look into rebreather diving
Diving Out of Bounds

By Richie Kohler

Expedition diving
Seeing the Reef in a New Light

By Lynn Miner

Fluorescence night diving
Military Diving

By Tim Grollimund

A history of innovation
Scuba Hollywood Myths and Mysteries Quiz


Scientific Diving and Safety Program Oversight

By Neal W. Pollock, Ph.D.


Technical Diving

By Karl Shreeves


Mastering Neutral Buoyancy and Trim

By Michael Menduno


Public Safety Diving

By Richard Sadler, M.D., FACS


Aquarium Diving

By Sebastian Sprain, EMT-I, DSO


Learning to Rebreathe

By Brian Harper

A recreational diver tries closed-circuit
Cavern and Cave Diving

By Peter Buzzacott, Ph.D, MPH

Welcome to the dark side
Freediving

By Mandy-Rae Krack

Finding new freedom in and out of the water
Underwater Navigation

By Mike Ange


Wreck Exploration

By Richard Walker, M.D., M.S., and Joe Citelli

Tips for diving safely into maritime history
Altitude and Decompression Sickness

By Richard Vann, Ph.D.


What is Really Involved in a Search and Rescue Mission?

By LT Jonathan Lee, MH-60J Pilot, USCG Air Station Clearwater

Diving safety from an aviator's perspective

Diving in the Dark

By Mike Ange

The essentials of night diving
Out at Night

Sightings while night diving
The Depth of the Matter

Written by Mike Ange, photos by Stephen Frink

A primer on deep diving
Diving in Currents

By Mike Ange

Going with the flow
Have You Thought About Becoming a DMT?

DAN DMT program participants are trained to identify and manage an emergency situation.
Sidemount – Not Just For Cave Divers Anymore

By Lamar Hires

More recreational divers are discovering the advantages of sidemount scuba cylinders.
Backplate Buoyancy Systems

By Pete Nawrocky

These tools of tech divers are useful for recreational divers, too, but one size does not fit all.
Estimating Your Air Consumption

By Mike Ange

Do you have enough breathing gas to complete the next dive? Here's how to find out.
Advanced DivingClosed-Circuit Rebreathers: A Different Way to Dive

By Pete Nawrocky

No bubbles, compact designs and a different set of in-water skills make rebreathers an exciting option for experienced divers.