How you hold your breath and what you do underwater during those turbulent moments can make wipeouts, or getting caught ...

The attempt was only possible thanks to some pre-gaming with pure oxygen, but still eye-popping.

Getting enough oxygen in the water can be hard work. While fish and many other aquatic animals take air directly from the water through gills, other animals find ingenious ways to drag air bubbles ...

Research reveals how natural selection shaped the Bajau sea nomads’ spleens to boost oxygen delivery, helping them dive for minutes on a single breath. For more than a thousand years, the Bajau — ...

Tom Sietas. a 31-year-old German, has blown away the competition in "free diving," in which people vie to see how long they can hold their breath underwater. (Courtesy of Tom Sietas) CRAIG WHITLOCK / ...