Earthquakes occur on a massive scale and often originate deep below the surface of the Earth, making them notoriously difficult to predict.
Aug 26, 2015 in Earth Sciences
More than 143 million Americans living in the 48 contiguous states are exposed to potentially damaging ground shaking from earthquakes. When the people living in the earthquake-prone areas of Alaska, Hawaii and U.S. territories ...
Aug 12, 2015 in Earth Sciences