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The snapping of a finger was first depicted in ancient Greek art around 300 B.C. Today, that same snap initiates evil forces for the villain Thanos in Marvel’s latest Avengers movie. Both media ...

Karen Hopkin: This is Scientific American’s 60-Second Science. I’m Karen Hopkin. Doing science isn’t easy. It takes an enormous amount of time and energy to collect and analyze data. At least, that’s ...

It all happens in a snap. New high-speed video exposes the blink-and-you’ll-miss-it physics behind snapping your fingers. The footage reveals the extreme speed at which the gesture occurs, and shows ...

Researchers studied the physics of a finger snap and determined how friction plays a critical role. Using an intermediate amount of friction, not too high and not too low, a snap of the finger ...