We all love a mathematical brainteaser here at IFLS. Monty Hall? Done it mate. Two circles shoved into a quadrilateral of unknown size? Been there, solved that. Some Singaporean kids’ seemingly ...

Welcome to The Riddler. Every week, I offer up problems related to the things we hold dear around here: math, logic and probability. Two puzzles are presented each week: the Riddler Express for those ...

You may have heard of the so-called Monty Hall problem: you’re on a game show, there are three doors, and there’s a car behind one door. You choose door 1. The host, Monty, opens a door which (1) is ...

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Pigeons might do better than humans at game shows, at least on "Let's Make A Deal." These new findings — involving the pigeons superior ability to solve a perplexing statistical problem — might in ...