Last week, Vladimir Putin vowed to make new nuclear weapons and consider placing them close to NATO countries. Meanwhile, here in the US, the government boosted its nuclear weapon spending by 18% ...

Over the last few months U.S.-China trade relations have been pretty hard to make sense of – unless you look at what's happening through the lens of game theory. Game theory is all about how decisions ...

Thanks to the sterling efforts of Sylvia Nasar, Ron Howard, and Russell Crowe, many people are aware that John Nash, the Princeton mathematician who was killed over the weekend in a car crash on the ...

The original version of this story appeared in Quanta Magazine. Imagine you had a friend who gave different answers to the same question, depending on how you asked it. “What’s the capital of Peru?” ...

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