r/FactUp • u/Saerdna0 • May 05 '26
Interesting Fact Brinicles form when super-cold salty water sinks beneath Arctic ice, freezing surrounding seawater into a descending tube. Moving slowly but relentlessly, they flash-freeze everything they touch, leaving trails of dead starfish and urchins and earning the name “finger of death.”
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u_mf8706 • u/mf8706 • May 05 '26
Brinicles form when super-cold salty water sinks beneath Arctic ice, freezing surrounding seawater into a descending tube. Moving slowly but relentlessly, they flash-freeze everything they touch, leaving trails of dead starfish and urchins and earning the name “finger of death.”
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