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 ...

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 ...

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 ...

By Katie Hunt, CNN 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 ...