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.

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 ...

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

Soldered Electronics has made ESP32-based e-paper displays for years, starting with the launch of the Inkplate 6 in 2019. The ...

LED masks seem to be the “it” skin care device of the moment. In general, they’ve been shown to stimulate skin’s collagen and elastin production using specific wavelengths of light, which correlate to ...

If you’ve been to a wedding or a downtown coffee shop in the last 10 years, you’ve probably seen those little lightboxes that are so popular these days. They consist of letters placed ...

Some health benefits of traditional and infrared saunas include improving your cardiovascular health, lowering your risk of stroke, and helping your immune system. (Photo Credit: Connect Images/Getty ...

Red light therapy uses specific wavelengths of light to enhance cell function and promote rejuvenation, with potential benefits for skin, inflammation, and pain. While generally considered safe, red ...

Audit your home for energy leaks, tweak usage habits and install efficient appliances and fixtures to reduce your electric bill.