Eponym of the week: Ohio-born Charles F. Richter. Receiving his Ph.D. in theoretical physics from Caltech in 1928, he immediately went to work at Pasadena's new Seismology Laboratory, where, with co-worker Beno Gutenberg, he developed the Richter scale for measuring earthquake intensity in 1935. Richter was a lifelong skeptic about scientists' ability to predict earthquakes.

The venerable whodunit board game Clue underwent a major redesign earlier this year. The six suspects now hav ...

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