Diving

The “Mauna Kea Ascent” involved a sub dive, kayaking, mountain biking and a six-mile climb.

After her dive yesterday, Dr. Kathy Sullivan spoke to astronauts on the International Space Station to compare notes about “recyclable” vessels for undersea and space exploration.

It can fit an impressive 16 scuba sets in its side lockers.

Learn the ins and outs of the art form in five-star luxury.

The tropical island nation is chock full of luxury resorts—with more opening every year. Here’s our cheat sheet on 19 top options, categorized by travel personality.

Trident Adventures, a company owned by two former SEALS, has teamed up with the hotel to offer a variety of diving programs and experiences.

The Triton full-ocean-depth-capable manned submersible reached the bottom of the North Atlantic Ocean to assess the shape of the historic ship.

Damen’s Game Changer was delivered to its owner after customizing it for marine conservation, research, and luxury dive expeditions.

A new modern watch with vintage appeal is modeled after a rare ’60s collectible.