“Could a single, sharp boom on a bitter night come from the ground itself?” In some areas of the Midwest, the sound comes ...

As extreme cold grips large portions of the U.S. this week, residents in several states have reported startling noises coming from trees, loud cracks and pops that some have likened to small ...

Discover why knees crack and learn when to seek medical advice from experts on knee health and persistent sounds.

Knuckle cracking is very common. Many people do it everyday instinctively, but never figure out why or what causes the popping sound. There have been debates about what the sound of knuckle ...

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 ...