In 1968 a bronze pin of a type used to fasten a dress turned up.

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The fraudster stays on the line unbeknown to the victim, who uses the keypad to type in their pin.

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The government may simply insist that 3D printer manufacturers install software that prevents printing of a hollow cylinder of a certain size, a firing pin, or a certain type of spring.

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The victim's card is apparently kept by the machine and the thief steps in and offers to help but asks the person to type in their Personal Identification Number (PIN).

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In many of these transactions, all a customer will need to do to make a purchase is type in his or her cell phone number and PIN.

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For instance, the keyboard offers several handy tricks -- type "ld" to automatically insert today's date, "mypin" for the device PIN, "mynumber" for your phone number and so on.

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The focus recently has been on trying to pin down the details of the neutrino's split personality: How far it travels before it changes from one type into another, and which types change into which and with what frequency.

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