The infamous 'Bloop' sound, once thought to be a monstrous sea creature, has a surprising origin tied to climate change. Recorded in 1997, this mysterious noise traveled over 3,200 kilometers, ...

The Upsweep is an unidentified sound detected by the NOAA, first recorded in August 1991. Almost siren-like, the Upsweep is ...

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.