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  2. Cosmic distance ladder - Wikipedia

    en.wikipedia.org/wiki/Cosmic_distance_ladder

    Solid black lines: Well calibrated ladder step. Dashed black lines: Uncertain calibration ladder step. The cosmic distance ladder (also known as the extragalactic distance scale ) is the succession of methods by which astronomers determine the distances to celestial objects.

  3. La La La Human Steps - Wikipedia

    en.wikipedia.org/wiki/La_La_La_Human_Steps

    La La La Human Steps was a Québécois contemporary dance group in Canada, active between 1980 and 2015, known for its energetic, acrobatic style involving fast-paced and athletic physical contact. Its signature move was the barrel jump – a gravity-defying, fully horizontal, mid-air barrel roll .

  4. Triple-alpha process - Wikipedia

    en.wikipedia.org/wiki/Triple-alpha_process

    Nuclear fusion reaction of two helium-4 nuclei produces beryllium-8, which is highly unstable, and decays back into smaller nuclei with a half-life of 8.19 × 10 −17 s, unless within that time a third alpha particle fuses with the beryllium-8 nucleus [3] to produce an excited resonance state of carbon-12, [4] called the Hoyle state, which ...

  5. Dance Dance Revolution SuperNova - Wikipedia

    en.wikipedia.org/wiki/Dance_Dance_Revolution...

    Dance Dance Revolution SuperNova [a], released in Europe as Dancing Stage SuperNova is an arcade and PlayStation 2 game in the Dance Dance Revolution (DDR) series of music video games. It was produced by Konami and released through Betson Enterprises.

  6. List of future astronomical events - Wikipedia

    en.wikipedia.org/wiki/List_of_future...

    A list of future observable astronomical events. [1] These are by no means all events, but only the notable or rare ones. In particular, it does not include solar eclipses or lunar eclipses unless otherwise notable, as they are far too numerous to list (see below for articles with lists of all these).

  7. Human flag - Wikipedia

    en.wikipedia.org/wiki/Human_flag

    Human flag on a diagonal ladder Overhand grip human flag on a pole Human flag using a tree. The human flag (known as an iron X in pole dancing) [1] is a feat of strength where the body is parallel to the ground supported by a vertical bar. A straight line is formed using the arms and body.

  8. Jig doll - Wikipedia

    en.wikipedia.org/wiki/Jig_doll

    One has a jig doll of Charlie Chaplin. In the UK, some folk dance bands have a jig doll to entertain the audience in the interval of a barn dance. Such dolls may occasionally appear at live traditional music sessions in English pubs (in the past, step dancing by members of the audience would have been a common feature of such a pub session). [1]

  9. Comparison of dance pad video games - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_dance_pad...

    This is supposed to be accomplished via pressing two arrows with the feet and the extra arrows with the player's hands, hence the name "hands". Using carefully positioned feet to hit multiple arrows at once (also known as bracketing) is also another method and is the most common method for much harder songs as time goes by.