A color-changing card trick. (Related to this old favorite.)
posted by Upton O'Good on Apr 22, 2010 - 25 comments

Of Jock Straps and Conspiracy Theories. A new study looks at how lacking control increases the tendency for magical thinking and illusory pattern perception. [Via]
posted by homunculus on Oct 5, 2008 - 87 comments

"Illusion is the first of all pleasures"
posted by MetaMonkey on Nov 7, 2006 - 12 comments

Red and green dots have never been so interesting. At least to a geek like me. I love it when my brain plays tricks on me.
posted by jeremy on May 21, 2004 - 33 comments