Bloop baffled scientists and inspired conspiracy theories, fiction, and cryptid speculation for years. Initially too powerful ...

Key Facts: In 1997, the Bloop was picked up by sensors about 2,414 km (1,500 mi) west of the southern Chilean coast. If organic in nature, the Bloop […] Skip to content ...

In 1997, the Bloop was heard on hydrophones across the Pacific. It was a loud, ultra-low frequency sound that was heard at listening stations underwater over 5,000km apart, and one of many ...

Back in the late 1990s, NOAA's Acoustic Monitoring Project recorded a series of haunting, creepy noises from deep beneath the ocean's surface (you can ...