Material mimics mother-of-pearl in form and substance

Gleaming, iridescent mother-of-pearl possesses more than beauty. The material, technically called nacre, has strength and toughness that materials scientists envy because it’s made of highly ordered layers.

STRONG AND BEAUTIFUL. A scanning electron micrograph reveals layers in a mother-of-pearl imitator. Z. Tang, Oklahoma State University/NSF

Now, researchers have designed a synthetic material that mimics both nacre’s internal architecture and its strength.