In the mid-20th century, when people looked at a map of the world, they saw the familiar continents surrounded by vast, featureless oceans. Beneath the waves, the ocean floor was largely unknown ...

They lived and worked with the crew last month as it mapped the Atlantic Ocean floor 1,500 feet below on an 186-foot research vessel off the coast of South Carolina.

The US Coast Guard released a map of the expansive debris field generated shortly after last year’s fatal OceanGate Titan submersible implosion.Although initially compiled during recovery ...

The 300-plus-year-old glass onion bottles were discovered from the 1715 Treasure Fleet shipwreck, located off the coast of Florida.