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How Star Trek’s Lieutenant Uhura Overcame Astronomical Odds
Readers rescued a Star Trek crew from a probabilistic predicament armed only with the power of mathematical reasoning.
Help Star Trek’s Lieutenant Uhura Overcome Astronomical Odds
In honor of the actor and activist Nichelle Nichols, this month’s puzzle imagines a Star Trek adventure in which her character, Lieutenant Uhura, faces a life-and-death conundrum.
Seeking Mathematical Truth in Counterfeit Coin Puzzles
Readers balanced logical reasoning and mathematical insights to find phony coins with a double-pan balance scale.
Think of a Number. How Do Math Magicians Know What It Is?
Mathematical magic can seem like mind reading. Your job is to reveal the secret behind these four tricks.