June 7, 2015 – flickerstream.com

June 7, 2015 in Science & Technology

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) Upside-Down Drawing: an exercise to reduce mental conflict 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

June 7, 2015 in Science & Technology

The Moon Terminator Illusion

Tweets by 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) Upside-Down Drawing: an exercise to reduce mental conflict 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