Have you ever seen faces in the clouds or the outlines of animals on rocks? Of course. This is perfectly normal, says Rolf Dobelli in The Art of Thinking Clearly. The human brain, he explains, seeks patterns and rules, and, if it finds no patterns, it invents some. At...
Do you realize that we can never keep our eyes really still? In fact, part of what makes an optical illusion happen is the rapid, often imperceptible movements of our eyes. It’s actually that part of our inner ear that senses movement and position (the labyrinth) and...
If you’ve tried patting your head and rubbing your stomach at the same time and failed that challenge, you’re not alone. Try this one, offered in the Boomer Yearbook: While sitting in a chair, lift your right foot off the floor and start it circling clockwise. Got...
