Nearly 30 years after it was first recorded, people are still arguing about a single sound from the deep ocean. The “Bloop,” a strange, powerful underwater noise picked up in 1997, has been folded ...

Despite satellites and submersibles, most of the ocean is still a question mark. Scientists have theories, but plenty of things under the sea just don’t add up.

Seeing is believing, but what about hearing? Since the 1970s, a small percentage of people all over the world have detected a mysterious sound just on the edge of their auditory range. Some folks ...

The natural world is full of mystery, but nothing captures the imagination quite like enigmatic sounds that defy explanation. From eerie hums to strange underwater noises, these anomalies leave even ...