Optical Illusions
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BBC News - The science of optical illusions
In the left image, the black and white spaces in the central pin-wheel seem to blend more than in the right image - though the two are the same
Mirror illusions
Illusionist artists
Trompe L'oeil (trick-of-the-eye)
illusion
You like funny photos?
Top 10 examples of brilliant shadow art (Pic) | Daily Dawdle - Awesomely funny photos and videos everyday
To notice: When the box flickers slowly, each flicker is of long duration and the box appears to be filled-in. When it flickers quickly (short duration flicker) it appears to be "unfilled": the center appears to be about the same color as the background.
Visual illusions | Macknik Lab
Technology has advanced throughout the years at an extraordinary pace, a pace that can only be matched by the rate of “the last model’s” obsolescence. How often do we stop to think about the fate of these once-beloved, now defunct relics?
20 Amazing Examples of Art from Obsolete Technology | WebUrbanist