The black dotCategory: Afterimages | Added: November 18, 2009 |
29 commentsTry staring at the dot in the center of this image, after a time the grey area around the dot will seem to shrink and disappear.
Image Credit: This image is believed to be in the public domain.
Cafe Wall IllusionCategory: Shape and Color | Added: November 7, 2009 |
6 commentsThis cafe found in Bristol at the bottom of St Michael's Hill features an elaborate wall design. The black and white pattern uses straight horizontal lines however to the observer the lines appear to the bent.
Image Credit: Wikipedia, CC 3.0
Salvador Dali IllusionCategory: Double Meanings | Added: October 31, 2009 |
16 commentsHere's a spooky illusion just in time for Halloween. What do you see in this picture, a profile of Salvafor Dali or a ghostly woman ?
Image Credit: This image is believed to be in the public domain.
Impossible Trident IllusionCategory: Impossible Objects | Added: October 24, 2009 |
15 commentsThis well used optical illusion also sometimes referred to as a "blivet" is an impossible shape consisting of three prongs but with only two connecting segments.
Image Credit: This image is believed to be in the public domain.
Birds IllusionCategory: Shape and Color | Added: October 20, 2009 |
21 commentsThis repeating pattern of an orthinological variety contains a number of birds - but exactly how many of each colour are there ?
Image Credit: This image is believed to be in the public domain.
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