Nekton, whose mission is to explore and research the deep ocean, has launched a short video to highlight its partnership with a team of technical scuba divers.

Oceana campaign seeks donations to help; decline in sardine fishery being blamed.

It's illegal to fish for them off the U.S., but the sharks sometimes get caught as bycatch.

Oris Staghorn Limited Edition watches raise $24,000 for the Coral Restoration Foundation at annual gala in the Florida Keys.

Tropical fish make lousy neighbors as they seek cooler waters and disrupt temperate ecosystems.

Richard Branson and Guy Harvey set out to witness a grouper spawning off Little Cayman. See what they saw in this 360 video.

A new technology allows scientists to learn more about enormous underwater avalanches.

The Crown-of-Thorns Starfish is beautiful but deadly. Is there a way to combat their zombielike invasion before it's too late?

The public is asked to comment on a federal plan to protect newly discovered deep-water corals in the Gulf of Mexico.