The Moon Terminator Illusion

The Moon Terminator Illusion

http://www.twitter.com/tweetsauce
http://instagram.com/electricpants
Sources and sites to learn more below!!!

dolly zoom effect: http://filmmakeriq.com/lessons/introduction-to-the-dolly-zoom/

visual angle:

http://en.wikipedia.org/wiki/Angular_diameter
https://xkcd.com/1276/
http://en.wikipedia.org/wiki/Visual_angle
http://astronomy.swin.edu.au/cosmos/A/Angular+Diameter

great visual angle / angular diameter chart: http://upload.wikimedia.org/wikipedia/commons/f/f8/Comparison_angular_diameter_solar_system.svg

moon terminator illusion resources:

rogers and olga naumenko (2014): http://www.perceptionweb.com/abstract.cgi?id=v1410275
moon tile illusion [PDF]: http://www.seas.upenn.edu/~amyers/MoonPaper20June.pdf
http://www.upenn.edu/emeritus/essays/MyersMoon.html
http://www.astropix.com/HTML/L_STORY/MOONILL.HTM
http://cosmoquest.org/forum/showthread.php?39035-Why-does-the-moon-s-terminator-not-appear-orthogonal-to-the-direction-of-the-sun

the (more famous) moon illusion:

http://mrflip.com/teach/lessons/moonsize/
http://en.wikipedia.org/wiki/Moon_illusion

cylindrical perspective animation: http://chrisjones.id.au/MoonIllusion/

graphical perspective:

http://en.wikipedia.org/wiki/Perspective_(graphical)

optics of perspective:

http://www.joshuanava.biz/perspective/introduction-1.html
http://design.tutsplus.com/articles/live-perspective-a-new-approach-to-depth-in-drawing–cms-22100
http://www.handprint.com/HP/WCL/perspect1.html
http://homepages.inf.ed.ac.uk/rbf/CVonline/LOCAL_COPIES/OWENS/LECT1/node2.html

keystone effect: http://en.wikipedia.org/wiki/Keystone_effect

subjective constancy: http://en.wikipedia.org/wiki/Subjective_constancy

crepuscular rays:

http://www.badastronomy.com/mad/2000/sunbeams.html
http://ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/opt/air/crp.rxml
http://en.wikipedia.org/wiki/Crepuscular_rays#/media/File:Crepuscular_Rays,_India.JPG

lunar phase interactive: http://astro.unl.edu/naap/lps/animations/moonPhasesHorizonDiagram.html

parallax: http://en.wikipedia.org/wiki/Parallax#/media/File:Parallax.gif

car illusion: http://www.moillusions.com/these-3-cars-are-same-in-size/

star field illusion: https://richardwiseman.wordpress.com/2011/09/08/most-amazing-illusion-ever/

hallway illusion: http://i.imgur.com/ty6PM.gif

Euclid’s Optics: [PDF] http://www.math.cornell.edu/~web1600/Terrell_OpticsOfEuclid.pdf

art resources:

http://www.nettonet.org/Nettonet/101%20Painting/Studies/perspectivism.htm
http://netfuture.org/fdnc/ch22.html
http://www.reddit.com/r/AskHistorians/comments/1hlox1/why_are_medieval_paintings_so_crappy/
http://www.reddit.com/r/AskHistorians/comments/1kshhk/why_did_ancient_civilizations_never_produce_any/
http://www.reddit.com/r/AskHistorians/comments/1jus85/why_did_realistic_art_only_take_off_in_the_west/
http://www.reddit.com/r/AskHistorians/comments/1d442w/why_was_human_anatomy_poorly_drawn_in_ancient/
http://www.reddit.com/r/AskHistorians/comments/1ceool/why_couldnt_people_draw_realistically_in_the/
http://www.reddit.com/r/AskHistorians/comments/1dz7fr/why_arent_ancientmedieval_paintings_three/
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0049786
http://www.reddit.com/r/askscience/comments/13zsf5/did_artistic_sense_evolve_in_humans/
http://www.zoharworks.com/artandoptics/papers/tyler_fs.html

other geometric illusions: http://en.wikipedia.org/wiki/Geometrical-optical_illusions

MUSIC FROM:
http://www.youtube.com/JakeChudnow
and
http://www.audionetwork.com

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20 Responses

  1. Ano nym says:

    does animals have this as well?

  2. NewGoldStandard says:

    great!

  3. Amr Moustafa says:

    and as always, thanks for your videos :)

  4. TrevorSpace Animation says:

    I actually had to check some of the illusions that you had on here. O_O

  5. gabbsjerkk says:

    Can you do one about depersonalization / derealization? 

  6. The Arbiter / Thel 'Vadam says:

    Nice mismag822 signed card deck!

  7. ByLi0nZ says:

    Wait, in the whole video you never mentioned about the Terminator on the
    moon. 

  8. hellowutlol says:

    I love you so much

  9. Franklin Stone says:

    The Moon Terminator Illusion: https://youtu.be/Y2gTSjoEExc

  10. SkySlash says:

    door got rect :(

  11. charon7111 says:

    Holy shit I was wondering that about the moon’s lighting a few days ago
    when I noticed the lighting didnt seem to line up!

  12. anthony johnson says:

    They should cast him for the roll of “the leader” , in the hulk movie. 

  13. JugOfAids says:

    looks like there is a face inside that pig’s throat at 1:06 lmao

  14. vince bob says:

    6:00 Sherbrooke represent mothafucka.

  15. Darren “The Dreamer” White says:

    I have a question, +Vsauce . What would happen if it stopped raining, and
    we only got water from the dew in the mornings? Love your videos btw.

  16. Bruno Ferreira says:

    Telling my friends about this video: “There’s this video where a guy
    explains why… the moon… lines and curves… perspective as… well,
    watch the video. Fill me in if you get it”.

  17. Kevin Pean says:

    epic

  18. sip309 says:

    In the video game world we call this parallax scrolling 

  19. Reese Nemeth says:

    Vsauce why do people suck?

  20. spidergirl0011 says:

    i wish i could like this video a thousand times it was so good