The deep ocean is filled with sounds we still cannot explain. Scientists have recorded strange signals and noises coming from the depths, but many of them don’t match any known animal or natural ...

Scientists recorded rig sharks producing sounds—potentially with their teeth. The clip is thought to be the first documentation of its kind. Paul Caiger / University of Auckland Scientists have long ...

Have you ever seen your cat's ears move around, or your kitty run for no particular reason? You may think they're "hearing things," and you may be right. However, the sounds aren't in your cat's head.