No voices, no noise — just the sound of air regulators in the background. All thoughts disappear into the feeling of calm.

The air diver enters the water at 11:37 a.m. and dives to 130 feet for eight minutes. The nitrox/computer diver enters the water at the same time and dives to 132 feet for 11 minutes. Surface Interval ...

For Hackaday readers who don’t spend their free time underwater, nitrox is a blend of nitrogen and oxygen that’s popular with scuba divers. Compared to atmospheric air, nitrox has a higher ...

Special Issue No. 91: PROCEEDINGS OF THE 3rd INTERNATIONAL WATER SAFETY SYMPOSIUM IWSS 2018 (SUMMER 2019), pp. 206-210 (5 pages) Published By: Coastal Education & Research Foundation, Inc. Most ...

You know, every time I hear or read the name "Cochran," I think of a fictional Star Trek character who invented warp drive. Yeah, I'm a Trekkie. What amazed me was how something so complicated could ...