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TED-Ed · August 18 · 10 min

Why do visual illusions occur? - Mark Changizi

View full lesson: http://ed.ted.com/lessons/why-do-we-see-illusions-mark-changizi Why can't our extremely complex eyes render simple optical illusions? Surprise, surprise -- it comes back to the brain, which has only evolved to encounter natural stimuli. At TEDYouth 2012, Mark Changizi explains how the brain reckons with optical illusions. Talk by Mark Changizi. Learn more about your ad choices. Visit megaphone.fm/adchoices

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View full lesson: http://ed.ted.com/lessons/why-do-we-see-illusions-mark-changizi

Why can't our extremely complex eyes render simple optical illusions? Surprise, surprise -- it comes back to the brain, which has only evolved to encounter natural stimuli. At TEDYouth 2012, Mark Changizi explains how the brain reckons with optical illusions.

Talk by Mark Changizi.

Learn more about your ad choices. Visit megaphone.fm/adchoices

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