This image is an optical puzzle that challenges the viewer to find the number "99" hidden among a pattern of repeating "67" numbers. Such puzzles test visual acuity, pattern recognition ...

This image contains rows of the "&" symbol ... attention to detail, and pattern recognition. Spotting the odd character ...

(Facebook/Minion Quotes) (Also read: Optical illusion: Only 1% with extraordinary focus can count all the turtles in this image) The internet’s fascination with optical illusions has only grown ...

An optical illusion that has recently gained traction on Facebook, shared by the account Minion Quotes, has been catching the attention of puzzle enthusiasts. The image showcases a black-and-white ...

Your brain is among the most sophisticated pattern recognition devices in the world ... it's not foolproof. That's where optical illusions come in, demonstrating just how readily your mind ...

Optical image stabilization (OIS) uses an accordion-style bellows that shifts the light between two lenses based on the motion of the camera. The image is stabilized before it reaches the CCD or ...

If so, try this other bee-themed optical illusion. Hidden inside of this image, which depicts a girl peacefully sleeping in bed with her long, wavy red hair sprawling out on onto her polka-dot ...