Some people love going overboard. That’s what scuba diving, snorkeling and freediving are all about — jumping in to swim with the fishes. To explore coral reefs. Shoot pictures. Spear fish. Catch ...

It was a quiet night aboard the 75-foot scuba-diving boat Conception, anchored on Labor Day weekend in 2019 off Platts Cove, Santa Cruz Island, some 21 nautical miles from Santa Barbara, California.

It’s the stuff of nightmares. A 75-foot boat enveloped by flames against a backdrop of a black predawn sky. Dozens of passengers trapped below, unable to flee the inferno. And the close-knit ...

For the U.S. Navy, boats perform missions from mundane maintenance chores such as hull scraping and cleaning overboard discharges to clandestine special forces insertion and extraction. Some boats are ...