Tom Hanks is an American seismologist who works for the US Geological Survey (USGS). In 1979, Hanks and Hiroo Kanamori suggested the use of moment magnitude instead of the Richter scale for measuring the size of earthquakes. Wikipedia
The definitive Wikipedia entry for Tom Hanks. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Tom_Hanks_%28scientist%29
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