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 ...

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 — ...

What makes us clap more for some performances than others? You'd think it's obvious: The better the show, the more applause. Think again. Guest host Linda Wertheimer explores how and why applause ...