SEOUL—North Korea confirmed Friday its capsized warship was upright and stable, but a layer of intrigue lingers around the salvage work: Why the armada of massive balloons? Satellite imagery shows ...

STORY: In Stockholm, urgent work is underway to save the 17th-century warship Vasa, that sank during its maiden voyage. At 200 ft (61m) long and armed with two decks of 64 guns, the Vasa was the pride ...

A Swedish museum has launched a massive four-year project to preserve the sagging hull of the Vasa, a majestic warship that sank nearly 400 years ago and is now one of Sweden's most popular tourist ...

The U.S. Navy plans to remove the aging mooring platforms from USS Arizona’s hull later this year. U.S. Navy divers from Mobile Diving and Salvage Unit One take updated measurements of Arizona’s ...