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 ...

A hackerspace is a place that generally needs to be accessed by a wide group of people, often at weird and unusual hours.

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 ...

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, ...

It’s been a crazy 48 hours in the A.I. industry. By Kevin RooseCasey NewtonWhitney JonesRachel CohnVjeran PavicKatie McMurranDan Powell and Alyssa Moxley Is A.I. Eating the Labor Market? + The Latest ...

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 ...

The Northern Lights will be visible farther south than usual, thanks to a geomagnetic storm forecasted by NOAA. Between Saturday, February 7, and Sunday, February 8, 2026, a coronal mass ejection (CME ...