While scientists have thoroughly researched many other human sounds, such as singing and talking, remarkably little is known about the acoustics of laughter. Seeking to rectify this, psychologists ...

A Michigan woman's pet fox has the uncanny ability to mimic human laughter. Kristina Shafer of Battle Creek posted video of Archer, her four-year-old fox, who lets out a hearty guffaw when her ...

Don’t try this at home, but tickling a gorilla, orangutan, bonobo or chimp can inspire bursts of grunting sounds. Yes, that’s laughter, says Marina Davila Ross of the University of Portsmouth in ...