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  2. Phenomenon - Wikipedia

    en.wikipedia.org/wiki/Phenomenon

    Often, this term is used without considering the causes of a particular event. Example of a physical phenomenon is an observable phenomenon of the lunar orbit or the phenomenon of oscillations of a pendulum. [4] A mechanical phenomenon is a physical phenomenon associated with the equilibrium or motion of objects. [5]

  3. Noumenon - Wikipedia

    en.wikipedia.org/wiki/Noumenon

    The term noumenon is generally used in contrast with, or in relation to, the term phenomenon, which refers to any object of the senses. Immanuel Kant first developed the notion of the noumenon as part of his transcendental idealism , suggesting that while we know the noumenal world to exist because human sensibility is merely receptive, it is ...

  4. Frequency illusion - Wikipedia

    en.wikipedia.org/wiki/Frequency_illusion

    The frequency illusion (also known as the Baader–Meinhof phenomenon), is a cognitive bias in which a person notices a specific concept, word, or product more frequently after recently becoming aware of it. The name "Baader–Meinhof phenomenon" was coined in 1994 by Terry Mullen in a letter to the St. Paul Pioneer Press. [1]

  5. Hypnagogia - Wikipedia

    en.wikipedia.org/wiki/Hypnagogia

    The word hypnagogia is sometimes used in a restricted sense to refer to the onset of sleep, and contrasted with hypnopompia, Frederic Myers's term for waking up. [2] However, hypnagogia is also regularly employed in a more general sense that covers both falling asleep and waking up.

  6. Pareidolia - Wikipedia

    en.wikipedia.org/wiki/Pareidolia

    Satellite photograph of a mesa in the Cydonia region of Mars, often called the "Face on Mars" and cited as evidence of extraterrestrial habitation. Pareidolia (/ ˌ p ær ɪ ˈ d oʊ l i ə, ˌ p ɛər-/; [1] also US: / ˌ p ɛər aɪ-/) [2] is the tendency for perception to impose a meaningful interpretation on a nebulous stimulus, usually visual, so that one detects an object, pattern, or ...

  7. Glossary of astronomy - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_astronomy

    A-type star In the Harvard spectral classification system, a class of main-sequence star having spectra dominated by Balmer absorption lines of hydrogen. Stars of spectral class A are typically blue-white or white in color, measure between 1.4 and 2.1 times the mass of the Sun, and have surface temperatures of 7,600–10,000 kelvin.

  8. Hindsight bias - Wikipedia

    en.wikipedia.org/wiki/Hindsight_bias

    Hindsight bias, also known as the knew-it-all-along phenomenon [1] or creeping determinism, [2] is the common tendency for people to perceive past events as having been more predictable than they were. [3] [4]

  9. Atmospheric river - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_river

    The term was originally coined by researchers Reginald Newell and Yong Zhu of the Massachusetts Institute of Technology in the early 1990s to reflect the narrowness of the moisture plumes involved. [ 3 ] [ 5 ] [ 11 ] Atmospheric rivers are typically several thousand kilometers long and only a few hundred kilometers wide, and a single one can ...