Known for their underwater guidebooks, Reef Smart is working to make reef and wreck sites more accessible by installing site orientation maps on beaches and walls of dive centers.

On South Africa's Wild Coast, divers travel near and far for a chance to take part in the world's largest sardine run.

How to pick travel insurance, protect valuables abroad, and get reliable global information during an emergency far from home.

Renowned cave diver and underwater explorer Jill Heinerth shares how she stays alive in the trickiest of cave diving situations, from embracing fear to thinking small.

Suzan Meldonian is helping humans evolve through underwater photography and for that she has been named our latest Sea Hero.