In some households, cracking your knuckles is a declaration of war. Whether you’re in the camp that can’t stand the sound or the one that can’t see what the fuss is about, you might be surprised to ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

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 ...

Joint cracking is one of those habits most of us acquire without thinking about it. A knuckle popped mid-sentence. A back twisted as we stand up. A neck gently crunched while the kettle boils. It is ...