'Experimental explosion' sparks panic off Florida coast as experts admit they've 'never seen this before'

1 sources1 storiesFirst seen 7/16/2026Score26Mixed Progress

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A mysterious blast off the Florida coast has sparked confusion after being recorded as an "experimental explosion".A seismic reading of 3.9 magnitude appeared on the US Geological Survey's monitoring system on Thursday afternoon, located east of Ponce Inlet near the state's Daytona Beach.The agency categorised the event as an "experimental explosion" rather than a natural earthquake.Recorded at a depth of zero feet, the surface-level origin suggested an explosion rather than tectonic activity.CBS Miami meteorologist Nic Merianos said he had "never seen this before" after the blast.And the tremor's unusual classification sparked concern and speculation on social media."What type of experimental explosion generates a 3.9 earthquake?" one person questioned.Others suggested bomb testing was underway off the Florida coast.A spokesman for the USGS offered an explanation for the mystery motion.He told the Mail: "The recorded ground motions from this event are more typical of an explosion...

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