Delving into the chemistry of counterfeit detection pens, this video covers various experimental attempts to modify their reaction with starch. It also discusses the broader context of counterfeit ...

Counterfeit detection pens use a starch-iodine reaction. We fool them using chemistry! Counterfeiting money is wrong. Obviously. But if you wanted to take your totally not real money and fool a ...

Jan. 14—Pennsylvania State Police are warning area businesses that some counterfeit $100 bills have been circulated in the area that appear to defy rapid detection using the standard counterfeit ...

PHILADELPHIA (WPVI) -- Authorities say there's a lot of counterfeit cash around our region, and the makers of the bogus bills have figured out how to avoid detection. The Secret Service is warning ...