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 ...

A map of the Atlantic Ocean floor. NASA Earth Observatory map by Joshua Stevens, using data from Sandwell, D. et al. (2014). 2023-08-25T03:08:03Z ...

The second-largest ocean on Earth, the Atlantic drives our weather patterns, including hurricanes, and is home to many species from sea turtles to dolphins.

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.