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 ...

Meghan Walbert is Lifehacker's Managing Editor. She has a degree in journalism and has worked at Lifehacker as a writer and editor since 2018, covering parenting, foster care, online child safety, and ...

It might be hard to imagine yourself in ancient Rome, but if you were dropped into the audience of a play 2000 years ago, you’d probably know what to do when it finished – start clapping. Making a ...

In my family, changing the lyrics to “If You’re Happy and You Know It Clap Your Hands” is essential to the song. Whiny, grumpy, snotty, and even verklempt substitute quite nicely for “happy.” Making ...