Wednesday, February 16, 2011

A little about optical illusion

Optical illusions occur mainly because the brain interprets the data received from the eyes. In class we discussed a bit about optical illusions and how when a black and white edge are placed close to one another we perceive a grey area in between. Here's a link for an article on why we see optical illusions. On a side, the same site has a cool video of nyc subway lines making sounds.

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