The spines of sea urchins can generate a voltage when water moves around them — a phenomenon that could be used to design underwater flow sensors.
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Дания захотела отказать в убежище украинцам призывного возраста09:44
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On the ground in one area is a bubble-wrapped empty coffin dating to 1799, with a smaller one next to it wrapped in masking tape - sobering reminders that this store is a snapshot of real lives once lived.