Science

Sean Carroll's Mindscape
November 11, 2019

72 | César Hidalgo on Information in Societies, Economies, and the Universe

Sean Carroll's Mindscape — November 11, 2019

72 | César Hidalgo on Information in Societies, Economies, and the Universe

Maxwell's Demon is a famous thought experiment in which a mischievous imp uses knowledge of the velocities of gas molecules in a box to decrease the entropy of the gas, which could then be used to do useful work such as pushing a piston. This is a classic example of converting information (what the gas molecules are doing) into work.

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