Diving
Fitness to Dive: Why the Medical Form Is Not a Formality
PFO, asthma, diabetes and certain medications can all change whether diving is safe. Here is why the medical questionnaire before a course matters.
Jan 27, 2025
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Diving
Flying After Diving: Where 12 and 18 Hours Actually Came From
The numbers every diver recites are not arbitrary and they are not a safety margin invented by lawyers. They come from a specific set of chamber trials, and knowing their limits tells you when to wait longer.
Aug 15, 2026
Diving
Carabinieri Divers Rediscover Roman Wine Amphorae Off Camogli, 67 Years After They Were First Reported
A training dive off Punta Chiappa found nine amphorae below 40 metres, a site reported by a diving pioneer in 1959 and then lost. Archaeologists call the link a hypothesis that still needs proving.
Oct 28, 2026
Diving
Static Apnea: How People Hold Their Breath for Eleven Minutes
The records look impossible until you learn what the body does when the face hits cold water. Most of the gain is physiological adaptation and relaxation, not lung size, and one record category is not comparable to the others.
Aug 11, 2026
Diving
What DAN's Diving Fatality Data Actually Shows
DAN's annual diving reports track how divers die each year, and the leading cause is rarely the dramatic equipment failure popular imagination assumes it to be.
Jun 19, 2026
Diving
DAN's Safety Guidance, Condensed: What the Research Body Actually Recommends
Divers Alert Network is not a training agency and issues no certifications. It collects the injury data, then publishes guidance based on it. Here is that guidance, in the order it matters.
Aug 12, 2026
Diving
Jordan Sank Nineteen Military Vehicles to Build a Dive Site
Tanks, troop carriers, anti-aircraft guns and a helicopter sit in ordered rows off Aqaba. It is the world's first underwater military museum, and the reasoning behind it is economic.
Aug 6, 2026
