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.

An earthquake rattled much of the Northeast on Friday morning, with shaking felt across the New York City metropolitan area and in communities from Baltimore and Philadelphia up through New England.

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 ...

TEMPO.CO, Jakarta - The Meteorology, Climatology, and Geophysics Agency (BMKG) recorded a tectonic earthquake with a magnitude of 4.4 shaking the southern region of West Java from Sukabumi to Garut on ...

Keywords: NEESWood project. Light-frame woodframe structures. Seismic performance. Full-scale tests. Multistory structures. Experimental tests. Shaking table tests ...