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Ideas Post

James Altucher


Here are ten scientific theories, once commonly accepted, that are no longer valid. What will be the next to drop?

Stolen from Brian Keating at this tweet: https://twitter.com/DrBrianKeating/status/1661151985914236928

    1. Geocentrism:

    Geocentrism: The belief that the Earth is at the center of the universe, with all celestial bodies revolving around it. 3.

    2. hlogiston theory:

    2. Phlogiston theory: The theory that fire is caused by the release of an element called phlogiston.

    3. Luminiferous aether:

    3. Luminiferous aether: The concept of a hypothetical medium through which light waves were believed to propagate.

    4. Caloric theory:

    4. Caloric theory: The idea that heat is a fluid-like substance called caloric that flows from hot to cold bodies.

    5. . Ptolemaic system:

    . Ptolemaic system: A geocentric model of the solar system proposed by Claudius Ptolemy, which included epicycles to explain the motion of planets.

    6. Vitalism:

    Vitalism: The belief in a vital force or life energy that distinguishes living organisms from inanimate matter.

    7. Steady-state theory:

    Steady-state theory: A cosmological model suggesting that the universe is continuously creating matter to maintain a constant density as it expands.

    8. Spontaneous generation:

    Spontaneous generation: The belief that living organisms can arise from non-living matter.

    9. Miasmatic theory of disease:

    Miasmatic theory of disease:The theory that mental faculties and personality traits can be determined by studying the shape and bumps on the skull.

    10. Miasmatic theory of disease:

    Miasmatic theory of disease: The idea that diseases, particularly infectious ones, are caused by noxious or foul-smelling gases or "miasmas."

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