How do you decide when to start clapping after a virtuoso performance? And when do you stop? New research finds the answer lies in what other people around you are doing. The louder the applause — ...

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 ...