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  2. Trypophobia - Wikipedia

    en.wikipedia.org/wiki/Trypophobia

    This is an accepted version of this page This is the latest accepted revision, reviewed on 15 January 2025. Fear or disgust of objects with repetitive patterns of small holes or protrusions. Not to be confused with Trypanophobia. The holes in lotus seed heads elicit feelings of discomfort or repulsion in some people. Trypophobia is an aversion to the sight of repetitive patterns or clusters of ...

  3. Trypophobia: The fear of tiny holes

    www.aol.com/lifestyle/2016-09-16-trypophobia-the...

    Some people fear spiders, but people like Kendall Jenner suffer from something even more unusual -- the irrational fear of tiny holes in odd patterns.

  4. Pinhole occluder - Wikipedia

    en.wikipedia.org/wiki/Pinhole_occluder

    A pinhole occluder is an opaque disk with one or more small holes through it, used by ophthalmologists, orthoptists and optometrists to test visual acuity. The occluder is a simple way to focus light, as in a pinhole camera, temporarily removing the effects of refractive errors such as myopia. Because light passes only through the center of the ...

  5. Micro black hole - Wikipedia

    en.wikipedia.org/wiki/Micro_black_hole

    Micro black holes, also called mini black holes or quantum mechanical black holes, are hypothetical tiny (<1 M ☉) black holes, for which quantum mechanical effects play an important role. [1] The concept that black holes may exist that are smaller than stellar mass was introduced in 1971 by Stephen Hawking .

  6. Why there are tiny holes at the bottom of windows on planes

    www.aol.com/lifestyle/2017-04-24-plane-window...

    The breather hole is drilled into the middle pane. And along with the outer pane, the middle pane is one of the two most important layers of the window, according to Slate . This video details the ...

  7. This is the surprising reason your pen caps have holes in them

    www.aol.com/news/2016-05-09-did-you-know-the...

    According to the Independent, the idea was conjured up by the French company, Bic, who added the holes to prevent people from choking to death if they were to accidentally swallow one.

  8. Pinhole camera - Wikipedia

    en.wikipedia.org/wiki/Pinhole_camera

    Early pinhole camera. Light enters a dark box through a small hole and creates an inverted image on the wall opposite the hole. [8]The first known description of pinhole photography is found in the 1856 book The Stereoscope by Scottish inventor David Brewster, including the description of the idea as "a camera without lenses, and with only a pin-hole".

  9. Are tiny black holes zipping through our solar system ...

    www.aol.com/news/tiny-black-holes-zipping-solar...

    Scientists say microscopic black holes could explain the elusive "dark matter" that makes up a quarter of all matter in the universe. But can it be proven?