The next time you decide to put all your spare change into the nearest Coinstar machine, take a moment to sift through it.

There’s a marketplace for coin enthusiasts to buy and sell rare coins, where you could make some decent money if you find one ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

These days cashiers might not even give you your change back if it's less than a nickel, as pennies are often forgotten and seen as worthless. But you might want to keep an eye on your pennies, as ...