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  2. Phenomenon - Wikipedia

    en.wikipedia.org/wiki/Phenomenon

    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] Some examples are Newton's cradle, engines, and double pendulums.

  3. Epiphenomenon - Wikipedia

    en.wikipedia.org/wiki/Epiphenomenon

    Secondary phenomenon that occurs alongside or in parallel to a primary phenomenon An epiphenomenon (plural: epiphenomena) is a secondary phenomenon that occurs alongside or in parallel to a primary phenomenon. The word has two senses: one that connotes known causation and one that connotes absence of causation or reservation of judgment about it. Examples Metaphysics In the philosophy of ...

  4. List of natural phenomena - Wikipedia

    en.wikipedia.org/wiki/List_of_natural_phenomena

    An aurora is a natural phenomenon. A natural phenomenon is an observable event which is not man-made. Examples include: sunrise , weather , fog , thunder , tornadoes ; biological processes , decomposition , germination ; physical processes , wave propagation , erosion ; tidal flow , and natural disasters such as electromagnetic pulses ...

  5. 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 ...

  6. Iridescence - Wikipedia

    en.wikipedia.org/wiki/Iridescence

    Examples of iridescence include soap bubbles, feathers, butterfly wings and seashell nacre, and minerals such as opal. Pearlescence is a related effect where some or most of the reflected light is white. The term pearlescent is used to describe certain paint finishes, usually in the automotive industry, which actually produce iridescent effects.

  7. Xenoglossy - Wikipedia

    en.wikipedia.org/wiki/Xenoglossy

    French parapsychologist Charles Richet coined the term xenoglossy in 1905.. Xenoglossy (/ ˌ z iː n ə ˈ ɡ l ɒ s i, ˌ z ɛ-,-n oʊ-/), [1] also written xenoglossia (/ ˌ z iː n ə ˈ ɡ l ɒ s i ə, ˌ z ɛ-,-n oʊ-/) [2] [3] and sometimes also known as xenolalia, is the supposedly paranormal phenomenon in which a person is allegedly able to speak, write or understand a foreign language ...

  8. Black swan theory - Wikipedia

    en.wikipedia.org/wiki/Black_swan_theory

    A black swan (Cygnus atratus) in AustraliaThe black swan theory or theory of black swan events is a metaphor that describes an event that comes as a surprise, has a major effect, and is often inappropriately rationalized after the fact with the benefit of hindsight.

  9. Explanandum and explanans - Wikipedia

    en.wikipedia.org/wiki/Explanandum_and_Explanans

    An explanandum (a Latin term) is a sentence describing a phenomenon that is to be explained, and the explanans are the sentences adduced as explanations of that phenomenon. [1] For example, one person may pose an explanandum by asking "Why is there smoke?", and another may provide an explanans by responding "Because there is a fire".