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What a terrific photo of Hong Kong by our good friend Ben Heine, . Because this is Optical Spy we have inverted it.
These little torpedoes move across the screen wobbling as they go. Well actually they are not wobbling at all. You guessed it, it's an optical illusion. Once we take the background away they show their true selves.
Image credit Know Your Meme
Yes, it's one of those magic eye illusions. You might have trouble seeing this one as it is moving. If you are having trouble, then try some of our other stationary autostereograms first. You have to go a bit crossed eyed. - Spyman
Mechanical gigantic head of Franz Kafka located near National street in Prague. Shopping centre Quadrio.
This illusion is of one of our favourite physicists Jim Al-Khalli. Just hover over the optical of Jim to see the illusion
This is a flash animation and cannot be seen on all devices. If you cannot see it try here.
An impossible puzzle in Flash, so won't work on all devices.
We have already done an upside down illusion of Penn Jillette so we couldn't leave out Teller. Hover over the optical or click on it to invert.
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