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Thomas Royen at his home in Schwalbach am Taunus, Germany.

A Long-Sought Proof, Found and Almost Lost

March 28, 2017

When a German retiree proved a famous long-standing mathematical conjecture, the response was underwhelming.


For Persi Diaconis’ Next Magic Trick …

April 14, 2015

A mathematician who has analyzed card shuffling for decades is tackling one final nemesis: “smooshing.”

statistical physics

At the Far Ends of a New Universal Law

October 15, 2014

A potent theory has emerged explaining a mysterious statistical law that arises throughout physics and mathematics.