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  1. Crazy Circle Illusion

    This video by brusspup on Youtube shows a series of moving white circles that travel in straight lines… the trick is the illusion of circular motion through relative timing of the linear motion.  Well done. See Brusspup’s Youtube channel for additional, really spectacular illusions and scientific visualizations.

    Aug 7, 2014 — Read more No Comments
  2. Benham’s Top Illusion

    Benham’s Top or Benham’s disk is named after Charles Benham, a toy maker but also an amateur scientist who contributed and published articles to the likes of Nature.  Benham’s observation with a toy top was relayed through an article in Nature in 1894 that described a visual phenomenon generated by a toy top painted like […]

    Jul 9, 2014 — Read more No Comments
  3. Amazing Anamorphic Illusions

    This illusion has been making the rounds on the Internet lately and we here at Webvision thought we’d share it with this crowd.  These anamorphic illusions are reminiscent of some of the sidewalk chalk paintings that have become popular recently that rely on highly distorted or skewed representations (Ponzo Illusion) of objects or situations that […]

    Dec 9, 2012 — Read more No Comments
  4. Your Brain Develops The Negative

    Instructions: 1.  Stare at the gray dot on the woman’s nose for 30 seconds (click on image for larger size). 2. Look quickly at the gray box below (or look at a plain surface like a ceiling or blank wall). 3. Blink repeatedly and quickly.

    Jun 7, 2012 — Read more 1 Comment