It’s one of the most annoying habits, but it's also pretty mysterious. What actually causes the sound of cracking knuckles? Researchers long believed the sound was caused by the collapse of bubbles ...

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 ...

KENNETT SQUARE, Pa. -- A near-death experience was caught on camera outside of a gas station in Chester County, Pennsylvania. It happened on Monday morning when a massive tree came crashing down on ...