When deprived of water or snipped with scissors, plants emit a flurry of staccato "screams" that are too high-frequency for humans to hear, a study suggests. When lowered into a range that human ears ...

MIAMI -- Plants make popping sounds that are undetectable to the human ear, according to recordings made in a new study — and they make more sounds when thirsty or under other kinds of stress. The ...

If you've ever heard your knees pop when you stand up or noticed a cracking sound in your back as you stretch, you’re not alone. These sounds, medically known as crepitus, are common and usually ...