There’s a well-known movie trope in which a hacker takes control of the traffic lights in a city, causing general mayhem or ...

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

How to disable standby mode on your TV - and does it really save on your electric bill?

Explore how a basic LED can be used as a tiny solar cell, generating measurable voltage under sunlight. This hands-on ...

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.

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

Gaming PCs One Redditor has 3D-printed a big yellow air duct to attach to their GPU, and the results are middling: It 'does nothing but it looks cool' Gaming Keyboards As an ergonomic keyboard skeptic ...

EPFL researchers have developed a light-based method that can produce proteins that switch states, respond to signals, and even compute, using light and the cell cycle.

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

LED face masks have quickly shifted from clinic-only treatments to at-home skincare staples. Designed to tackle everything from fine lines and dullness to breakouts and redness, the best LED face ...

Add Yahoo as a preferred source to see more of our stories on Google. More and more drivers are saying they find glaring oncoming headlights a problem, with some saying they are driving less at night ...

NORTH FORK, CA – Light from man-made sources does not match sunlight. This artificial light gives your body incorrect information from your environment, and affects your biology. Sunlight is as ...