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.

It is the most powerful quake since the 2011 earthquake off the coast of Japan that triggered a 50-foot tsunami and the nuclear disaster at Fukushima. By Yan Zhuang and Martin Fackler The colossal ...

The quadrature processing techniques employed in spectrum analysis,computer graphics, and digital communications routinely require highspeed determination of the magnitude of a complex number (vector ...

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 ...