Scientists are on the trail of a mysterious five-particle structure that could challenge one of the biggest theories in physics: string theory. This rare particle—never seen before and predicted not ...

How long’s a piece of string? You may want to sit down for a minute. Gnu2000 String theory entered the public arena in 1988 when a BBC radio series Desperately Seeking Superstrings was broadcast.

Until recently, string theory — long heralded as a 'theory of everything' — hadn't been particularly good at explaining anything. But at a workshop this month at the Kavli Institute for Theoretical ...

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