Any computer-based device that accepts different applications. All mainframes, servers, laptop and desktop computers, as well as smartphones and tablets are general-purpose devices. In contrast, chips ...

Photo: Charlie Sorrel/Cult of Mac Computers — the iPad, the Mac and anything else where a screen is the main form of interaction — are creativity killers. They distract, frustrate and get in the way ...

Quantum computers promise speedy solutions to some difficult problems, but building large-scale, general-purpose quantum devices is a problem fraught with technical challenges. To date, many research ...