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News Scan Briefs: Eel Model for Body Armor; Great Green Wall

Summary: Scale Model for ArmorA living fossil could inspire tomorrow’s armor. Engineers at the Massachusetts Institute of Technology, funded by the U.S. Army, investigated the primitive fish Polypterus senegalus, nicknamed the “dinosaur eel” for the suit of armor it sports. In experiments mimicking bites from a predator, the researchers found that each scale is made of three layers on a bone support ...

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