Much of what lies on the seafloor remains a mystery. NASA is fixing that.

Sat, 22 Mar 2025 06:02:20 +0000

Experts have been working on mapping the ocean floor with traditional methods, sending ships across the water with sonar technology — sound waves that bounce off the bottom — to measure depth. But the process has moved at a snail's pace: Ships can only cover small areas at a time, leaving much of the ocean uncharted.