The sweet release of cracking knuckles has always baffled scientists. Over the years, scientists trying to explain the cracking sound have pointed to “bubbles” created by rapid pressure changes in the ...

Scientists have turned their attention to investigating that most annoying of human habits - the sound made when you crack your knuckles. The characteristic pop can be explained by three mathematical ...

Finding the specific sound a rock makes when it cracks and breaks seems impossible when surrounded by other subsurface noises. But researchers have now discovered a way to hear and validate that sound ...