Beetle-inspired ink may thwart counterfeiters

November 14, 2014 6:52 PM

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Beetle-inspired ink may thwart counterfeiters

On Nov. 5, it was reported by the American Chemical Society that researchers at China’s Southeast University have developed a powerful new weapon in the war against counterfeiting: a color-changing ink that, unlike previous incarnations, is light-resistant, hard to copy, and inspired by a beetle.

This isn’t the first time color-shifting ink has been used to fight forgery. In 1996, the U.S. government redesigned its currency in a bid to slow counterfeiters. The U.S. Department of Engraving and Printing began placing a numeral on the bottom right-hand corner of all $100, $50, and $20 dollar bi...

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