Archimedes Lab Optical Illusions http://www.archimedes-lab.org/index_optical.html Visual illusions, perception puzzles, cognitive illusions, paradoxes, galleries... en-us, fr, it Copyright 2011, G. Sarcone contact@archimedes-lab.org (G. Sarcone) Archimedes Lab http://www.archimedes-lab.org/im_navpics2/archim_cartoonvercl.gif http://www.archimedes-lab.org/index_optical.html 144 Fishing poles illusion (visual illusion no. 21) http://www.archimedes-lab.org/optical_illusion.html http://www.archimedes-lab.org/optical_illusion.html 2013-04-25 13:49:00 A ghost face under the Eiffel tower (visual illusion no. 20) http://www.archimedes-lab.org/optical_illusion.html http://www.archimedes-lab.org/optical_illusion.html 2013-01-20 17:49:00 Expanding black hole illusion (visual illusion no. 19) http://www.archimedes-lab.org/optical_illusion.html http://www.archimedes-lab.org/optical_illusion.html 2012-06-24 17:49:00 More Ambigrams http://www.archimedes-lab.org/ambigrams.html http://www.archimedes-lab.org/ambigrams.html 2012-02-26 14:00:38 The labyrinth illusions (visual illusion no. 18) http://www.archimedes-lab.org/optical_illusion.html http://www.archimedes-lab.org/optical_illusion.html 2011-12-22 14:49:00 Farnsworth color arrangement test http://www.archimedes-lab.org/colorblindnesstest.html#farnsworth http://www.archimedes-lab.org/colorblindnesstest.html#farnsworth 2011-10-04 12:49:00 The 3 R's optical illusion (visual illusion no. 17) http://www.archimedes-lab.org/optical_illusion.html http://www.archimedes-lab.org/optical_illusion.html 2011-09-13 10:49:00 VIsit Archimedes' Lab Channel http://www.youtube.com/user/MrSUSTENTACULA http://www.youtube.com/user/MrSUSTENTACULA 2011-05-23 10:49:00 Color blindness cure? http://www.archimedes-lab.org/colorblindnesstest.html http://www.archimedes-lab.org/colorblindnesstest.html 2011-03-22 10:49:00 Our New Online Optical Illusion Store http://www.archimedes-lab.org/optical_illusion_prints.html http://www.archimedes-lab.org/optical_illusion_prints.html 2011-03-04 10:49:00 A New Optical Illusion Gallery http://www.archimedes-lab.org/redirect_gallery.html http://www.archimedes-lab.org/redirect_gallery.html 2010-09-28 02:49:18 Moire pattern effects http://www.archimedes-lab.org/moire_patterns.html http://www.archimedes-lab.org/moire_patterns.html 2010-07-11 12:09:18 Magic Crystal Skull Visual Illusion http://www.archimedes-lab.org/workshop13skulls.html http://www.archimedes-lab.org/workshop13skulls.html 2010-03-28 12:49:18 Monthly Optical Illusion http://www.archimedes-lab.org/page10b_optic.html http://www.archimedes-lab.org/page10b_optic.html 2010-02-30 11:33:38 Optical Illusion Gallery http://www.archimedes-lab.org/Gallery/new_optical_illusions.html http://www.archimedes-lab.org/Gallery/new_optical_illusions.html 2009-10-30 11:32:37 Macabre Optical Illusions http://www.archimedes-lab.org/skull_illusions.html http://www.archimedes-lab.org/skull_illusions.html 2009-10-30 11:31:28 Colors of the Mind http://www.archimedes-lab.org/color_optical_illusions.html http://www.archimedes-lab.org/color_optical_illusions.html 2009-10-30 11:29:38 Our Grand Parent Illusions http://www.archimedes-lab.org/vintage_optical_illusions.html http://www.archimedes-lab.org/vintage_optical_illusions.html 2009-10-30 11:28:40 Ishihara Color Blindness Test http://www.archimedes-lab.org/colorblindnesstest.html http://www.archimedes-lab.org/colorblindnesstest.html 2009-10-30 11:26:39 Amazing Ambigrams http://www.archimedes-lab.org/ambigrams.html http://www.archimedes-lab.org/ambigrams.html 2009-10-30 11:17:26 Magic Droodles http://www.archimedes-lab.org/droodles.html http://www.archimedes-lab.org/droodles.html 2009-10-30 04:40:38