SMRTR Science & EngineeringAug 4, 2026Nautilus

These Ancient Sea Worms Have “Biometal” Jaws

SMRTR summary

Bristle worm Perinereis cultrifera jaws are made from a protein-metal bio-material rivaling copper and silver in hardness, with unusual elasticity. Decoding the underlying genetics could inspire new eco-friendly, high-performance materials.

SMRTR provides this summary for quick context. The original article belongs to Nautilus.

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