YouTube channel MetaBallStudios has shared a 3D animation demonstrating just how deep the sea is compared to different lakes and seas.

“It really depends on how deep I go, how fast I move,” he said. “But you don't really measure the time when you do that.” Freediving is a dangerous — and sometimes deadly — sport that ...

Deep-sea explorers are left wondering ... in 2013 when American freediver Nicholas Mevoli attempted to break a freediving record by reaching 72 meters in a single breath, The New York Times ...

First it was a game, and from that game a passion arose. From that passion, Valentina Cafolla became a world-record holder in freediving. Initially diving in Croatia’s southern sea — the ...