Sea-urchin spines generate electrical signals in flowing water

www.nature.com

Sea-urchin spines generate electrical signals in flowing water

www.nature.com

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NatureEnglish · 15 days ago

Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00374-6

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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