A team of shark researchers will begin their expedition off the coast of Jacksonville, Florida.

Cold-stunned sea turtles wash ashore in Florida and Texas after the water temperature falls below 50 degrees Fahrenheit.

Check out these fun facts about the always-interesting walrus, a marine mammal that scuba divers might spot in Norway or near the Arctic.

The past year served up some epic underwater footage — take a look at our favorite underwater videos of 2017 here.

The crew aboard the U.S. Coast Guard Cutter Thetis made a startling discovery when it spotted an entangled loggerhead sea turtle caught amid $53 million worth of cocaine.

The best moments and video clips from the Blue Planet II ocean documentary on BBC.

Patience, luck and a good eye will help you find the smallest marine life.

The International Coral Reef Initiative has declared 2018 the International Year of the Reef.

Divers looking for crystal clear water, sunshine on their shoulders, and big marine life encounters, look no further.