When El Niño developed in 2016, warming up the Pacific Ocean, it killed off a third of the corals of the Great Barrier Reef.

With every dive, acclaimed Malaysian underwater photographer Ipah Uid Lynn aims to turn her work into a rallying cry for ...

Palau is a hidden gem in Micronesia and a dream destination for scuba divers. Its crystal-clear waters teem with an ...

Discovered in the Three Sisters island group by members of the National Geographic Pristine Seas team during their scientific ...

Exclusive photos reveal a sprawling, 300-year-old coral near Solomon Islands, recently discovered by the National Geographic ...

Here are 20 of the most unique events to enjoy in the Garden State in December. Through Dec. 30 Times vary Admission: $15 to ...

Novel systems include a portable operations center, unmanned surface vehicles for finding mines, and underwater drones for ...

SEE: Before and after images/video of this Pacific island, destroyed and restored to be a breeding ground for sea turtles and ...

Scientists say they have discovered the world's largest coral — measuring longer than a blue whale — on an expedition in ...

A local diver shares his awe-inspiring experiences from his trip to the Galapagos Islands, including encounters with marine iguanas and a pregnant whale shark.

With a recent Pixel Drop, Google introduced a new underwater camera mode to Pixel phones. I gave this a shot in Maui, Hawaii.