NASA's SWOT satellite has revealed unseen ocean depths, mapping seafloor features that shape life, currents and tectonics.

The SWOT satellite represents a major leap forward in our ability to observe the ocean floor. By combining advanced radar technology with global coverage, it offers an unprecedented view of ...

Beneath the surface of the Southern Ocean, vast volumes of cold, dense water plunge off the Antarctic continental shelf, cascading down underwater cliffs to the ocean floor thousands of meters below.

only about a quarter of the ocean floor had ever been surveyed directly. The maps from SWOT—a collaboration between NASA and the French space agency—provide a more comprehensive view of ...