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  2. Fermi paradox - Wikipedia

    en.wikipedia.org/wiki/Fermi_paradox

    This is an accepted version of this page This is the latest accepted revision, reviewed on 23 September 2024. Discrepancy between lack of evidence of advanced alien life and apparently high likelihood it exists This article is about the absence of clear evidence of extraterrestrial life. For a type of estimation problem, see Fermi problem. Enrico Fermi (Los Alamos 1945) The Fermi paradox is ...

  3. Paradox of value - Wikipedia

    en.wikipedia.org/wiki/Paradox_of_value

    The paradox of value (also known as the diamond–water paradox) is the paradox that, although water is on the whole more useful, in terms of survival, than diamonds, diamonds command a higher price in the market. The philosopher Adam Smith is often considered to be the classic presenter of this paradox, although it had already appeared as ...

  4. On the Freedom of the Will - Wikipedia

    en.wikipedia.org/wiki/On_the_Freedom_of_the_Will

    On the Freedom of the Will. On the Freedom of the Will (German: Ueber die Freiheit des Willens) is an essay presented to the Royal Norwegian Society of Sciences in 1838 by Arthur Schopenhauer as a response to the academic question that they had posed: "Is it possible to demonstrate human free will from self-consciousness?"

  5. Clarke's three laws - Wikipedia

    en.wikipedia.org/wiki/Clarke's_three_laws

    Clarke's three laws. British science fiction writer Arthur C. Clarke formulated three adages that are known as Clarke's three laws, of which the third law is the best known and most widely cited. They are part of his ideas in his extensive writings about the future. [1]

  6. An Enquiry Concerning Human Understanding - Wikipedia

    en.wikipedia.org/wiki/An_Enquiry_Concerning...

    An Enquiry Concerning Human Understanding. An Enquiry Concerning Human Understanding is a book by the Scottish empiricist philosopher David Hume, published in English in 1748 under the title Philosophical Essays Concerning Human Understanding until a 1757 edition came up with the now-familiar name. [1][2] It was a revision of an earlier effort ...

  7. Analogy of the Sun - Wikipedia

    en.wikipedia.org/wiki/Analogy_of_the_Sun

    Analogously, Socrates says, as the sun illuminates the visible with light so the idea of goodness illuminates the intelligible with truth, which in turn makes it possible for people to have knowledge. Also, as the eye's ability to see is made possible by the light of the Sun so the soul's ability to know is made possible by the truth of goodness.

  8. Gaia hypothesis - Wikipedia

    en.wikipedia.org/wiki/Gaia_hypothesis

    The Gaia hypothesis (/ ˈɡaɪ.ə /), also known as the Gaia theory, Gaia paradigm, or the Gaia principle, proposes that living organisms interact with their inorganic surroundings on Earth to form a synergistic and self-regulating, complex system that helps to maintain and perpetuate the conditions for life on the planet.

  9. Richard Feynman - Wikipedia

    en.wikipedia.org/wiki/Richard_Feynman

    Richard Phillips Feynman (/ ˈ f aɪ n m ə n /; May 11, 1918 – February 15, 1988) was an American theoretical physicist, known for his work in the path integral formulation of quantum mechanics, the theory of quantum electrodynamics, the physics of the superfluidity of supercooled liquid helium, as well as his work in particle physics for which he proposed the parton model.