There is a sound that instantly divides the population into two groups. To anyone who was online before roughly 2003, it is unmistakable: a dial tone, a rapid series of touch-tone beeps, a pause, then ...
At this point, it is an overused joke. Someone in a movie steps up to a microphone to say something serious or awkward, and when they start talking, a screeching sound can be heard. For as rote as it ...
A new experiment has uncovered the mechanism responsible for the screeching sound made by peeling sticky tape. Using a combination of ultrafast imaging and synchronized acoustic recordings, Sigurdur ...