Red algae causes terrifying showers of blood
Imagine walking outside and getting drenched by a crimson downpour. For centuries, this was viewed as an apocalyptic omen of doom. In reality, specific micro-algae hitch a ride on evaporated water drops, painting the rain a terrifying shade of red. Nature loves a dramatic entrance.

This article describes beliefs and cultural traditions, which are not necessarily scientifically established facts.
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