While delivering his first State of the Union address on Tuesday night, President Trump applauded several times while introducing the guests that he and Melania Trump invited to the address. There's ...

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 ...

Researchers deserve a round of applause for uncovering the science behind the acoustics produced from hand clapping that had not been clearly understood until recently. The daily gesture that people ...