Just off the coast of the Pacific Northwest is the Cascadia Subduction Zone, a complex collection of earthquake faults created by one tectonic plate pushing its way under another. Every 400-600 years, ...

The Cascadia Subduction Zone has stayed calm for 300 years. When it finally breaks, it could trigger a huge earthquake ...

Science & Environment Cascadia earthquake tsunami threat may not be quite as bad as we thought (but it’s still bad) By Jes Burns (OPB) July 3, 2025 6 a.m.

Scientists are warning that a 100-foot, Doomsday-style tsunami is primed to hit the US West Coast at any moment. Yet ...

Japan’s new earthquake-detection network lengthens warning times, and researchers in Wales have harnessed nuclear blast ...

If the ocean floor had a nervous system, it might look something like this: thousands of miles of fiber-optic cables ...

Five powerful quakes, including one with a magnitude of 7.4, struck in the sea off Russia's Kamchatka Peninsula.

After powerful earth tremors in the Pacific Ocean, residents of several settlements in Kamchatka had been advised to climb to ...

The Pacific Tsunami Warning Center says there is no longer a danger of tsunami waves on Russia's Kamchatka Peninsula after five powerful quakes — the largest with a magnitude of 7.4 — struck in the ...

The Pacific Tsunami Warning Center has issued a threat forecast for Russia's Kamchatka Peninsula after two powerful earthquakes struck nearby on Sunday.