The video captured the world's attention. Weeks after a lone, now-famous anglerfish ascended from the depths and into the light, scientists still don't know what caused the unusual behavior.

Once on the verge of extinction due to decades of rampant exploitation, the black sea turtle is making a comeback. Here's how these turtles came back from the brink.

When the sun sets, the ocean comes alive with a whole new world of marine life. Here's what you can expect—and how to prepare your camera.

Ever wonder why sharks have so many differently shaped teeth or why they keep regrowing throughout their lives? Dr. David Shiffman discusses one of sharks' most iconic—and fascinating—features.

Can sharks be kept at bay without harm? A scientist is testing an electromagnetic barrier off Cape Cod to find out.

Since 2000, the National Lobster Hatchery in Padstow, Cornwall, has championed the European lobster by crafting creative ways to collaborate with locals to implement conservation efforts.

Monterey, California, is home to insatiably curious and playful harbor seals. Here's what it's like when they're zipping around you while on a dive.

Off the coast of Miami, divers are gearing up for a lionfish derby, organized for the first time by Diver’s Paradise, to help protect Florida’s marine ecosystems.

Few divers would give up the chance to swim with the two largest fish in the sea—whale sharks and basking sharks. Here's where to make it happen.