Scientists Crack the Case of ‘Screeching’ Scotch Tape
The screeching sound that Scotch tape makes when you rip it off a surface – that fingernails-on-a-chalkboard noise most people try not to think about – is produced by shock waves from micro-cracks that travel across the peeling tape at supersonic speeds, according to a new paper published in Physical Review E.

Researchers led by Sigurdur Thoroddsen of King Abdulla … ⌘ Read more