It comes from drone specialist and all-things-shark enthusiast Carlos Gauna (aka The Malibu Artist), and shows a tiger shark ...

Readers’ photos celebrate sunrises and sunsets, when the light is the most pleasing. Fifty-one photos were sent in; here are ...

When hundreds of eerily perfect circles were discovered on the bottom of the Mediterranean Sea, theories abounded about what they could mean. Four years of underwater research revealed a lost world.

If you are looking for an under-the-radar snorkeling paradise in Hawaii, head to this warm-water beach on O'ahu that is ...