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.

(WHTM) — April 26 is the birthday of Seismologist Charles Richter, co-creator with Beno Gutenberg of the Richter Scale, which measures the intensity of earthquakes. In the early 1930s, the field of ...

(WHTM) – Residents along much of the East Coast felt shaking Friday morning as a 4.8 magnitude earthquake struck New Jersey. One of the most commonly known earthquake-measuring tools is the Richter ...

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Add Yahoo as a preferred source to see more of our stories on Google. A California Geological Survey map released earlier this year depicts just how intense and damaging the shaking from future ...