VLADIVOSTOK, July 20 (Xinhua) -- A series of powerful earthquakes struck off the coast of Russia's Kamchatka Peninsula on Sunday evening, with the strongest reaching a magnitude of 7.6, the Kamchatka ...

The sensors detect slow-slip earthquakes, seismic events releasing energy over days or weeks, that play a key role in building and releasing tectonic stress along major faults, according to a ...