More than 126,000 gallons of oil spilled offshore of Orange County, California, closing popular shore diving sites and endangering wildlife.

Once complete, it will stretch about 85 miles from Lamu to Malindi, featuring over 30 wrecks, artwork about the East African slave trade, and artifacts like iron tools.

Here are the sweepstake's official rules.

Get the lowdown on the underwater camera rigs from Olympus, Sea&Sea, SeaLife and Nauticam.

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.