About 55 earthquakes a day – 20,000 a year – are recorded by the National Earthquake Information Center. Most are tiny and barely noticed by people living where they happen. But some are strong enough to shake things off walls, cause cracks in ...

Earthquakes and seismic activity often happen with sudden movements underground with tectonic plates. Seismographs are used by scientists to measure the time, location and strength of an earthquake. Magnitude illustrates the strength of an earthquake ...

On the morning of September 18, a significant earthquake struck Eastern Shimane Prefecture, registering a magnitude of 6.2 on the Richter scale. The quake, occurring at a depth of 10 kilometers, is categorized as a shallow earthquake,

TOKYO: Three strong earthquakes struck the eastern Shimane Prefecture, recording maximums of 4 to upper 5 on the Japanese seismic intensity scale of 7, from around 10.18am to around 10.37am Tuesday (Jan 6),