Cash holdings jumped 17% during the crisis, most of them in the form of $50 and $100 notes.
Christmas is traditionally a time of giving, including to charities and the needy. But what happens when so few of us carry cash anymore?
Using less cash means leaving more digital traces of where your money goes - but there are ways to keep some privacy.
Research has yet to support the theory that cash can spread the coronavirus.
Ordinary activities would become criminalised without a compelling reason.
Facebook claims its new cryptocurrency will bring financial inclusion and opportunity to billions, pushing cash further to the fringes. Is that a good thing?
New research reveals how cash machine closures hurt those who still prefer and rely on cash the most.
Large-scale emergencies can be a strain, even in one of the world's richest countries. Population growth, income inequality and fragile supply chains may make the problem worse.
A cashless society depends on three things, all of which have failed in recent weeks as a result of natural disasters and security breaches.
It may cost more to make a penny than a penny’s worth, but a penny saved may be more than a penny earned.
The courts are saying that down-and-out Americans have a right to seek curbside alms despite efforts to ban the practice. Two scholars have come up with an alternative to anti-panhandling ordinances.
ATMs will need to evolve to remain relevant, perhaps taking on other services entirely.
India's recent move toward a cash-free society helped reveal just how important physical currency is to the informal economies that the poorest families depend upon.
It all began with a newfangled bank machine in Enfield.
You can now pay your way with apps, cryptocurrencies and other digital alternatives. Physical money might one day look like a relic of the past.
ATMs began appearing in churches providing a way for people to come up with ready cash to give to God and their church. But why was cash necessary?
What's on your cash? Studies show our money carries everything from pet DNA and old food to E.coli and traces of cocaine.
Currency first hit the scene thousands of years ago. An anthropologist explains the early origins and uses of money – and how archaeological finds fill in our picture of the past.
Fifty years after the first ATM went into service, the main problem – identifying authorized users – remains the same. But methods for doing so have improved significantly.
Millie, aged 5, wants to know where money comes from. We asked an economist to explain.