Category: Science

Category Items
Clue: An Economy Paradox - Increasing the price of bread makes poor people eat more of it.
Answer: Giffen paradox

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Clue: A Cosmology Paradox - In a Newtonian universe, gravitation should pull all matter into a single point.
Answer: Bentley s paradox

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Clue: A Logical paradox - All horses are the same color.
Answer: Horse paradox

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Clue: An Infinity paradox - Does the set of all those sets that do not contain themselves contain itself?
Answer: Russell s paradox

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Clue: A statistical paradox - a predictive models with a given level of accuracy may have greater predictive power than models with higher accuracy.
Answer: Accuracy paradox

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Clue: An Economy Paradox - Capital is not flowing from developed countries to developing countries despite the fact that developing countries have lower levels of capital per worker, and therefore higher returns to capital.
Answer: Lucas paradox

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Clue: A Paradox in Quantum mechanics - Measured quantum particles do not satisfy mathematical probability theory.
Answer: Bell s theorem

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Clue: A Logical paradox - The day of the hanging will be a surprise, so it cannot happen at all, so it will be a surprise. The Bottle Imp paradox uses similar logic.
Answer: Unexpected hanging paradox

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Clue: An Astrophysical paradox - High-energy cosmic rays have been observed that seem to violate the Greisen-Zatsepin-Kuzmin limit, which is a consequence of special relativity.
Answer: The GZK paradox

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Clue: A Probability Paradox - Different common-sense definitions of randomness give quite different results.
Answer: Bertrand s paradox

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Clue: A Paradox in Quantum mechanics - Can far away events influence each other in quantum mechanics?
Answer: Einstein Podolsky Rosen paradox

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Clue: A Self-referential Paradox - "This sentence is false." This is the canonical self-referential paradox. Also "Is the answer to this question no?" And "I'm lying."
Answer: Liar paradox

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