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 ...

ITHACA, N.Y. — Every time you applaud at a concert or celebrate a touchdown, your hands are performing a feat of physics that scientists have puzzled over for decades. Cornell University researchers ...

A fifth-grader has written this blog asking for help with a science project... does anyone have any theories on the sound level (dB) and frequency (Hertz) of the average hand clap? I think he's trying ...

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 ...

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 ...

There will be plenty of “Welcome to the NFL” moments for Arizona Cardinals coach Kliff Kingsbury and quarterback Kyler Murray this season. That applies to everything, including how Murray gets the ...

The clapping hands emoji: When used repetitively in a row, it signifies applause, but as any social media user by now understands, that is not the emoji's primary placement in the world of Twitter.