What happens when you combine an Arduino-based microcontroller with a palm-sized aluminum box and clicky buttons? A fidget ...

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the ...

New Ben Lerner, George Saunders gets metaphysical, and Tayari Jones makes her big post–American Marriage return.

Driving in circles? A good GPS can help get you where you're going quickly and safely so you arrive on time. I’m PCMag’s home theater and AR/VR expert, and your go-to source of information and ...

Photonic devices are components for creating, manipulating or detecting light. This can include laser diodes, light-emitting diodes, solar and photovoltaic cells, displays and optical amplifiers.

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