Blue and Green Spiral Optical Illusion
Green-Blue Spiral Optical illusion. Source: Bad Astronomy
You see blue and green spiral’s arms. You are wrong:
Popularity: 1%
Green-Blue Spiral Optical illusion. Source: Bad Astronomy
You see blue and green spiral’s arms. You are wrong:
Popularity: 1%
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July 6th, 2009 at 1:08 pm
interesting! very cool.