On Earth, knowing the time feels simple. Your phone pings the same second as a GPS satellite and an atomic clock in a lab.

A century ago, two oddly domestic puzzles helped set the rules for what modern science treats as "real": a Guinness brewer ...

Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in ...

At the heart of every camera is a sensor, whether that sensor is a collection of light-detecting pixels or a strip of ...

Experimentally verified thermodynamic model reduces relative uncertainty of previous model by over one order of magnitude.

Kenya Power has introduced a new digital meter-reading technology designed to enhance billing accuracy and address longstanding customer complaints about estimated or incorrect bills. In a press ...

This episode of the Physics World Weekly podcast features Tim Hsieh of Canada’s Perimeter Institute for Theoretical Physics. We explore some of today’s hottest topics in quantum science and technology ...

A laser is usually constructed from two basic elements: a material that provides optical gain through stimulated emission and an optical cavity that partially traps the light. When the total gain in ...

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