An 8.8-magnitude earthquake — one of the most powerful ever recorded — struck off the coast of eastern Russia late Tuesday, ...

But the danger appeared to be waning in some places, with the US state of Hawaii and Japan downgrading their warnings.

The world has witnessed several catastrophic earthquakes, with the 1960 Valdivia, Chile quake topping the list at magnitude 9.5. These seismic events, including those in Alaska, Sumatra, and Japan, ...