What is the sound of one hand clapping? You may have encountered this cryptic question at some point. It is a koan, or riddle, devised by the 18th-century Zen Buddhist master Hakuin Ekaku. Such ...

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 ...

ITHACA, N.Y. — Every time you applaud at a concert or celebrate a touchdown, your hands are performing a feat of physics that scientists have puzzled over for decades. Cornell University researchers ...

Nearly every human culture uses clapping to cheer, protest, pray or perform – but a new study reveals that the familiar gesture is as much a scientific event as it is a social one. “This is the first ...

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 ...

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 — ...

This post is co-authored by Ron Riggio and nonverbal communication expert Alan Crawley. When and why do we clap? We get startled, and we clap. We try to get our dog’s (or our child’s) attention, and ...