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  2. Wagon-wheel effect - Wikipedia

    en.wikipedia.org/wiki/Wagon-wheel_effect

    Video of a spinning, patterned paper disc. At a certain speed the sets of spokes appear to slow and rotate in opposite directions. The wagon-wheel effect (alternatively called stagecoach-wheel effect) is an optical illusion in which a spoked wheel appears to rotate differently from its true rotation. The wheel can appear to rotate more slowly ...

  3. Lottery wheeling - Wikipedia

    en.wikipedia.org/wiki/Lottery_wheeling

    A lottery wheeling system acts as a single ticket in terms of a particular guarantee, but it allows playing with a set of numbers of size larger than the size of the set of numbers drawn in the lottery. For instance, a single ticket in a pick 6 lottery guarantees a 4-win if four of the player's numbers are drawn.

  4. Spinner (wheel) - Wikipedia

    en.wikipedia.org/wiki/Spinner_(wheel)

    The spinner on automobile wheels historically refers to knock-off hub nuts or center caps. They may be the actual, or intended to simulate, the design used on antique vehicles or vintage sports cars. A "spinner wheel" in contemporary usage is a type of hubcap or inner wheel ornament, that spins independently inside of a wheel itself when the ...

  5. List of amusement rides - Wikipedia

    en.wikipedia.org/wiki/List_of_amusement_rides

    1954. Cliffhanger. The Cliff Hanger is an amusement park rider that is meant to simulate hang gliding. 1984. Condor. The Condor is the trade name of an amusement ride sold by HUSS of Bremen, Germany. It was debuted at the 1984 New Orleans World's Fair, under the name "Cyclo Tower".

  6. The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.

  7. List of most-viewed YouTube videos - Wikipedia

    en.wikipedia.org/wiki/List_of_most-viewed...

    Shape of You" became the second video to reach four billion views in January 2019, [ 27] followed by "See You Again" in February 2019. [ 25] ". Baby Shark Dance" became the second video to reach five billion views in April 2020, [ 62] followed by "Shape of You" in October 2020.

  8. Throbber - Wikipedia

    en.wikipedia.org/wiki/Throbber

    A typical throbber animation like that seen on many websites when a blocking action is being performed in the background. A throbber, also known as a loading icon, is an animated graphical control element used to show that a computer program is performing an action in the background (such as downloading content, conducting intensive calculations or communicating with an external device).

  9. Random number generation - Wikipedia

    en.wikipedia.org/wiki/Random_number_generation

    Random number generation is a process by which, often by means of a random number generator ( RNG ), a sequence of numbers or symbols that cannot be reasonably predicted better than by random chance is generated. This means that the particular outcome sequence will contain some patterns detectable in hindsight but impossible to foresee.