Shines like gold

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Stanford math professor Keith Devlin talks about two new books that call into question the entire idea of string theory.

The theory states that tiny vibrating strings make up everything, but some scientists say there is no way to prove or disprove it.

{ NPR | audio/transcript }

related { A simulation of the early universe using string theory may explain why space has three observable spatial dimensions instead of nine. }

photo { Nikki Ormerod }