A powerful tsunami seen from space is overturning what scientists thought they knew about how these waves travel.

A new era in tsunami observation arrived July 29, 2025, when the NASA-CNES Surface Water and Ocean Topography (SWOT) satellite happened to be passing over the Pacific Ocean just as a strong 8.8 ...

The seismic event in a remote part of Greenland last September saw the giant wave repeatedly slosh back and forth across a fjord – generating vibrations around the world, say scientists. A new study, ...

This animation shows the simulated tsunami wave heights generated by the M8.8 earthquake. Around 70 minutes after the earthquake, the path of the SWOT satellite appears, shown in slow motion to ...

Residents of Hawaii are breathing easier but remain cautious after tsunami waves from a powerful undersea earthquake off of Russia’s eastern coast were less severe than originally feared. Though they ...