There are worse things than having a wallet stuffed with $20 bills, especially in this economy. But did you ever stop to consider that those twenties in your pocket could be worth more than their ...

Besides having a serial number, another difference between KTC and BTC is the smallest number of units. If BTC has 0.00000001, then KTC has only 0.00001.

Unique currency notes with 786 in serial number are being sold for lakhs online. (Photo credit: Twitter) Rare currency notes and coins have always been objects of desire for those who collect them.

Rare coins and banknotes could be easier to spot than you may have initially thought. You don't necessarily need to be an ...

Collectors of “fancy notes” appreciate—and often put a premium on—the string of digits in the serial numbers on paper currency. Hobbyists hunt for select serial numbers; Fibonaccis, flippers.

In May, a £5 note dated 1971 with a serial number A01 000004, which means it was handed to the then Chancellor Anthony Barber was sold at an auction for £16,800.