Ships using sonar can also map abyssal hills, but it’s a slow and difficult task. To date, ships have only mapped about a quarter of the planet’s ocean floor. SWOT was designed to do much more ...

In the mid-20th century, when people looked at a map of the world, they saw the familiar continents surrounded by vast, ...

NGM MAPS. Source: “spatial and temporal changes in cumulative human impacts on the world’s ocean,” Ben S. Halpern and others, Nature Communications; UNEP-WCMC, World Database on Protected ...

But for two earthquake researchers, they found whale vocalization reflections could assist in measuring ocean crust structure. Their findings appear today (February 12) in Science. “It’s a nice ...