An Unusual Champion Promotes the Hottest Area of Theoretical Physics

Columbia U.'s Brian R. Greene argues that 'superstring' theory can resolve contradictions between relativity and quantum mechanics

It's 12:30 p.m., and Brian R. Greene is explaining -- for the third time today -- why he thinks the universe is made up of ultra-small objects called "superstrings."

The dashing professor of mathematics and physics at Columbia University, dressed in New York chic -- jet-black pants and shirt, a dark

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