Good news: Scientists think they know what makes knuckles crack. How did we not know that already? It turns out the subject has actually been a topic of debate for more than half a century. In a study ...

In April, a group of scientists made a cracker of a claim: They finally figured out why knuckles crack. But any scientific finding requires confirmation, and now other researchers are on the case. A ...

For many people, there is a sort of deep-seated satisfaction in cracking their knuckles, which is part of the reason why it's ...

Hearing “snap, crackle, pop!” with no visible sign of the Rice Krispie trio can only mean one thing: snapping joints—likely knuckle cracking, to be more specific. Whether or not the sensation happens ...

The reason why knuckles pop or crack when stretched is largely a mystery, but a recent study claims it's because of popping fluid bubbles. When these bubbles collapse or even partially collapse in a ...

Scientists think they may have solved an old question about the cracking of knuckles: Why does it make that sound? The crack apparently comes from a bubble forming in the fluid within the joint when ...

Whether you love it or hate it, cracking knuckles is a common habit we've likely all done at some point. It's one of life's simple pleasures for some people, who crave the satisfying "pop" and ...

Hearing “snap, crackle, pop!” with no visible sign of the Rice Krispie trio can only mean one thing: snapping joints—likely knuckle cracking, to be more specific. Whether or not the sensation happens ...

The popping sound habitual knuckle crackers make may be annoying — or even alarming — but are they actually harming themselves? The research is somewhat limited but generally concludes that ...