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 ...

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

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.

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; ...

Researchers at Rice University have developed EyeDAR, a compact, orange-sized radar sensor for safety ...

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 ...

The court is described as meeting the “standards of modern hardwood courts,” just with “integrated LED technology beneath the playing surface.” Photo courtesy Big 12 / ASB GlassFloor Big 12 ...

Melissa Quinn is a senior reporter for CBSNews.com, where she covers U.S. politics, with a focus on the Supreme Court and federal courts. Overseen by the conservative Heritage Foundation, the ...

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.

The productivity app formerly known as Microsoft Project is now part of Microsoft Planner, an app recently redesigned to help anyone who is looking to organize their day, tasks, and projects. It ...

Apple in February 2024 canceled the Apple Car project and has ceased all work on an autonomous, electric vehicle. Apple no longer intends to come out with an Apple Car. The approximately 2,000 ...

Screen time may trigger headaches or migraine attacks for some people, possibly due to eyestrain. Consider balancing room lighting with your monitor and reducing screen glare. Frequent screen breaks ...