The new method, which uses quantum dots, performs as well as or better than current infrared light sources while being much ...

In this video I'm working on creating a custom acrylic night light with a 3D printed base and a custom PCB that I designed specifically for this light. The role of the PCB is to accomodate a piece of ...

A research team led by Sahand Jamal Rahi at EPFL’s Laboratory of the Physics of Biological Systems has introduced a new ...

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

CU Boulder researchers have built high-performing optical microresonators, opening the door for new sensor technologies. At its simplest form, a microresonator is a tiny device that can trap light and ...

Researchers in China published a paper describing a theoretical model for photonic computing that used light particles instead of electrons for faster processing. The team developed “parallel optical ...

Red light therapy has long been used to reduce inflammation and improve skin texture, which is why LED devices are having a moment—you can reap the benefits without booking a professional treatment.

Dear Heloise: To get more use out of discarded Christmas lights, I place a strand in a decorative container and leave them on at night as a night light. This is helpful when walking into a dark living ...

Right now, many companies are worried about how to get more employees to use AI. After all, the promise of AI reducing the burden of some work—drafting routine documents, summarizing information, and ...

NASA's Curiosity rover has captured a rare and striking nighttime view of Mars, giving scientists a new way to look closely at the planet's surface. The image was taken using special lights on the ...

Not sure where to start with smart plugs? At CNET, these are the tricks we use to make our homes smarter and routines faster. Tyler Lacoma Editor / Home Security and Smart Home Tyler has worked on, ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. In the world of ...