William Andregg ushers me into the cluttered workshop of his startup Fathom Computing and gently lifts the lid from a bulky black box. Inside, green light glows faintly from a collection of lenses, ...

A yellow, gold or amber blinking light on a computer varies in meaning between systems, but in general, these lights are designed to give clues as to the power and activity states of the computer. Not ...

While it's no replacement for either computer, the new device is a powerful alternative for addressing some very practical challenges. Reading time 3 minutes In a world of ever-improving computing ...

A new type of computer that uses light rather than electricity could perform calculations faster, using less energy and less space. Computer chips are made up of millions or billions of logic gates.