Sørvágsvatn, also called Leitisvatn, is the largest lake in the Faroe Islands. Viewed from a certain angle, one side appears ...

Optical illusions occur naturally in different habitats and conditions across the world. Cloud formations can sometimes make it seem like there's an ocean or a UFO in the sky. Whether it is salt flats ...

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of human perception. By Katrina Miller Take a look at this video of a waiting ...

San Diego's new Museum of Illusions is meant to mess with your mind and create trippy photo ops. The big picture: The museum opened in Gaslamp last summer as an interactive space filled with optical ...

Optical illusions to find the hidden objects and numbers are effective at revealing your brainpower and visual IQ. How sharp are you at noticing details that others often miss? Take this optical ...

Everyone loves an optical illusion — even if they leave us completely stumped — and they're all around us in the natural world. From an underwater waterfall in the Indian Ocean to a surrealist scene ...