These days vending machines can take not only coins, but also paper money and credit cards, and pump out an astonishing variety of products. Via vending machine, you can sell everything from ...

Of course you can purchase ammunition from a vending machine in this country (well—in Texas, Alabama, and Oklahoma). The fact that we can’t yet tap a credit card and get a 3D-printed gun from ...

The Tortoise robots work like automated vending machines that can drive to a shopper's vehicle. Once shoppers tap and pay with a credit card, the lid opens so they can grab their item. Dmitry ...