NASA SWOT’s solar panels unfold as part of a test in January at a Thales Alenia Space facility in Cannes, France, where the satellite is being assembled. SWOT will measure elevations of Earth’s ocean ...

The currents that we are most often concerned with are called “surface currents.” The “surface” can be thought of as the top 30 feet of water. At these depths, the wind is the primary driver of the ...