Hand clapping is ubiquitous behavior for humans across time and cultures, serving many different purposes: to signify approval with applause, for instance, or to keep time to music. Acousticians often ...

In a scene toward the end of the 2006 film, "X-Men: The Last Stand," a character claps and sends a shock wave that knocks out an opposing army. Sunny Jung, professor of biological and environmental ...

In Japanese Zen Buddhism, a verbal puzzle known as a “koan” is often used to frustrate the process of logical thought to encourage the student to look beyond the boundaries, or limitations, of their ...