Optical Illusions - Browsing updates

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Fleeting Florence
Category: Afterimages | Added: May 29, 2009 | 22 comments
As per the instructions included in this afterimage, try staring at the white dot at the center of the picture for 30 seconds and then glance at a light colored surface. ( More... )

Image Credit: This image is believed to be in the public domain.

Crazy Crate
Category: Impossible Objects | Added: May 29, 2009 | 2 comments
Here's an absurd and completely impossible wooden crate, a different take on the classic impossible triangle illusion. ( More... )

Image Credit: This image is believed to be in the public domain.

Hot dog! Space Shuttle
Category: Size and Distance | Added: May 29, 2009 | 1 comment
A classic example of an illusion involving near and far away objects so that the larger distant object appears smaller than the object in the foreground. In this case the photographer is pictured with his mouth open wide ready to consume the space shuttle which looks a bit like a hot dog in this context. ( More... )

Image Credit: Flickr user toastforbrekkie

Moving Dots
Category: Moving Images | Added: May 29, 2009 | 6 comments
To see this illusion try staring at the yellow dot in the center for a short time. You should start to see the blue dots around the outside begin to disappear and reappear intermittently. ( More... )

Image Credit: This image is believed to be in the public domain.

Seven Faces
Category: Double Meanings | Added: May 29, 2009 | 18 comments
This psychedelic picture contains a total of seven faces in amongst all the patterns and lines. Can you find them all ? A secondary illusion here is the way in which the central piece can appear to be either in front or behind the shapes on either side of it. ( More... )