In 1997, a rhythmic, low-frequency signal nicknamed “The Mariana Pulse” began emanating from the deepest point on Earth, baffling scientists with its eerie regularity. Join us as we explore the terrifying theoretical limits of deep-sea biology and the recently surfaced ROV footage that suggests something massive is moving in the darkness.
References:
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Hobson, M. (2025, June 23). Astounding deep-sea “galaxy” filmed off Californian coast. Discover Wildlife; BBC Wildlife Magazine. https://www.discoverwildlife.com/animal-facts/marine-animals/galaxy-siphonophore-southern-california
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Coast Files Podcast 