Fears of counterfeit $50 and $100 bills have disrupted foreign-exchange trade at Istanbul’s Grand Bazaar. Some bureaus at the ...

While physical cash adapts to a digital era, high-profile auctions like the $2.52 million threepence highlight coins' ...

The bitcoin price trades at a discount on Coinbase versus Binance, a sign of weaker U.S. demand. This and other indicators ...

“Coinstar kiosks are designed and maintained with the goal of achieving a high degree of accuracy in counting coins. However, ...