In this enlightening tutorial, you'll discover how to make a motor generator light bulbs using simple materials. This step-by ...

They’re in your phone, TV, car headlights, remote controls—even traffic lights. LEDs (Light Emitting Diodes) are everywhere.

Traffic lights today are controlled by computers and other purpose-built systems, but what did people do before computers ...

In the Jewish Theatre Ensemble’s production of the play “Eurydice,” light became a character unto itself. Used in the construction of set changes and as a way to differentiate the underworld from the ...

To produce clean energy such as hydrogen more cheaply and efficiently, the key is how quickly and inexpensively high-performance catalysts can be made with minimal power. A domestic research team has ...

CHARLOTTE — Charlotte City Council will give the green light Monday to new traffic signals across the city. City leaders are expected to vote on spending $35,000 on new lights at multiple ...

No one's going to deny that Palantir Technologies Inc (NASDAQ:PLTR) has represented one of the top publicly traded enterprises in recent memory. Really, the stats speak for themselves. Since the start ...

Researchers in Konstanz discovered a way to manipulate materials with light by exciting magnon pairs, reshaping their magnetic “fingerprint.” This allows non-thermal control of magnetic states and ...

What really happens after you hit enter on that AI prompt? WSJ’s Joanna Stern heads inside a data center to trace the journey and then grills up some steaks to show just how much energy it takes to ...