MUGEN Radio on Nostr: In the 1950s, US Navy sonar off San Diego and Hawaii caught a strange metallic ...
In the 1950s, US Navy sonar off San Diego and Hawaii caught a strange metallic "boing," feared as an enemy submarine. Not until Nov 7, 2002, after an hour tracking it by boat, was it matched to a surfacing minke whale: a 50-year mystery, solved.
mugenradio.com
Published at
2026-10-13 19:31:43 UTCEvent JSON
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