Ukrainian freediver Kateryna Sadurska has broken another world record. This time, Sadurska plunged to 86 meters, roughly 282 feet, on a single breath, in the discipline of "constant weight without ...

The type of fins to use for swim workouts completely depends on your goals and current abilities. You may think all fins are the same, but there are many options in the swim and diving communities, ...

This story appears in the December 2019 issue of National Geographic magazine. They’re humble plastic-and-rubber dive fins, aged by hundreds of hours of exposure to salt water and sun—but they’ve been ...