Not many people can say they've been diving out of a cage with great white sharks. These divers had a special encounter with one while diving off Catalina Island, California.
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A diver takes us into the life of guiding the rich and famous on scuba experiences from a private super yacht.
DCS sparks the immune response in white blood cells, a finding that could lay the ground for a blood test to screen DCS and inform treatment plans.
A team of divers with Project Seagrass collected seed from Dale Bay for this site, and are planning a similar initiative in North Whales.
Highly venomous olive sea snakes most often "attack" divers during mating season, chasing them and sometimes even biting them, in what might be a case of mistaken identity.
The world's first complete map of nearshore reefs aims to enable decision-makers access to real-time data to inform management.
Tuna, historically overfished, are on the road to recovery, but more sharks and rays are now listed as threatened with extinction, according to this month's IUCN Red List Update.
Ninety-six percent of the films included in the study represented sharks as potentially threatening to humans.