Cashing on cryptocurrencies

Heed the words of their profits—In uncertain times, uncertain things can happen. Writing in the International Journal of Business Performance Management, a team in the United Arab Emirates asks whether cryptocurrencies, ...

Researchers link realism to blockchain's promise

Depending on who you ask, blockchain technology is poised to revolutionize the world—from creating a universal currency to building a free and truly private internet. Or, the new technology, built with a combination of ...

Longhorn beetle inspires ink to fight counterfeiting

From water marks to colored threads, governments are constantly adding new features to paper money to stay one step ahead of counterfeiters. Now a longhorn beetle has inspired yet another way to foil cash fraud, as well as ...

Probing Question: What is Bitcoin?

In 1729, when he was 23 years old, Benjamin Franklin authored a pamphlet titled "A Modest Inquiry into the Nature and Necessity of a Paper Currency." The revolutionary idea he advocated? Paper money printed and controlled ...

Laundering money—literally—could save billions of dollars

A dollar bill gets around, passing from hand to hand, falling on streets and sidewalks, eventually getting so grimy that a bank machine flags it and sends it to the shredder. Rather than destroying it, scientists have developed ...

Paper money worldwide contains bisphenol A

The cash register receipts that people place near paper money in billfolds, purses, and pockets has led to a worldwide contamination of paper money with bisphenol A (BPA) — a potentially toxic substance found in some ...

Canada prepares to introduce plastic money

When I think of paying with plastic, I think of credit or debit cards. However, my thought process is going to have to change. Canada will soon join a growing list of countries that use a polymer-based plastic instead of ...

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