An ultra-detailed map of the ocean floor uses gravity-based data collected by satellite. NASA and CNES launched the satellite to survey Earth’s surface water.

A growing number of homes in Southern California are now at risk of sliding into the ocean, according to a new study by NASA researchers. An analysis of the space agency's radar imagery revealed ...

The alerts arrive just as warm weather draws larger crowds to the beach. Warnings against swimming in the ocean have been issued for California, Hawaii, Alabama, Florida and North Carolina.

With a 5-mile (8 kilometers) resolution and 21-day path covering most of the planet, just one year of data from SWOT gives a clearer picture of the ocean floor than 30 years of data collectively ...

Parts of the Southern California coastal community of Rancho Palos Verdes were shifting 4 inches closer to the ocean each week in mid-to-late 2024, NASA found.