How much kit does it take to safely explore the underwater world? We celebrate our innate gearheadedness with British photo phenom Jason Brown.
Arguably one of the supergiants in the sport diving firmament, the pioneering media platform DeeperBlue.com is celebrating its 25th anniversary! From helping to nurture competitive freediving...
Today, community practices limit oxygen exposures to a PO2 of 1.2-1.4 bar for the working phase of the dive and 1.4-1.6 bar for decompression depending on...
What do you do when your power inflator sticks open at depth, you’re unable to disconnect it, and unable to reach your right post to shut...
We’ve all heard the mantra, “Choose your instructor carefully!” Wise words, right? What about choosing your students? Here Stratis Kas, tech diving instructor and author of...
Experts and those with in depth experience tend to have very different decision-making processes, making it harder for students to learn from them than from newer...
Freediving instructor trainer and coach Ted Harty discusses the ear injury that most scuba and freedivers have likely suffered and didn’t even know what to call...
Award winning photographer and tech instructor Becky Kagan Schott explains why these nine curated Great Lakes shipwreck photos are her favs.
The use of trimix—a breathing mix of oxygen, helium and nitrogen—has become the standard for dives beyond 30-50 m/100-165 ft, depending on whom you dive with....
Compared to Frenzel equalization used by freedivers, Valsalva equalization can be hard on the ears and eustachian tubes, and could cause problems for tech divers with...
