A round of applause, please: Scientists have finally figured out what’s behind the sound of clapping. The research pinpoints a mechanism called a Helmholtz resonator — the same acoustic concept that ...

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 pivotal scene from the 2006 film X-Men: The Last Stand, a mutant claps his hands and blasts a shockwave across a battlefield. In a theater somewhere, Sunny Jung watched—and wondered. “It made me ...

Researchers elucidate the complex physical mechanisms and fluid dynamics involved in a handclap, with potential applications in bioacoustics and personal identification, whereby a handclap could be ...

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 ...

One readily noticeable pathognomonic trait of autism is hand-flapping—a stereotyped motor movement that can look a bit like an attempt to accelerating the drying of nail polish. Not all with autism do ...