Obama's Inner Circle

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Secretary of Energy Steven Chu

(Charlie Archambault for USN&WR)

Date of Birth: February 28, 1948

Place of Birth: St. Louis, Missouri

Chu is known for his research in developing methods to cool and trap atoms with laser light, which won him the Nobel Prize in physics in 1997.

10 Facts About Steven Chu

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History of U.S. Bombings, Failed Attempts

A look at some of the worst bombings in the U.S. and infamous failed attempts.

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