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 ...

When automating your smart home, much of the attention centers on cameras and lights, but I believe HomeKit door sensors are arguably among the most critical devices to add to your setup. I’ve written ...

Falling space junk is becoming a real-world hazard, and scientists have found a clever new way to track it using instruments already listening to the Earth itself. By tapping into networks of ...

Ring turned up to CES with a whole host of announcements, including a revamped range of home sensors. Ring Sensors (for that is their name) is a new lineup of tools, built on Amazon’s Sidewalk ...

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 ...

Qualcomm has announced the acquisition of Italian open-source hardware and software company Arduino, assuring that Arduino's brand mission and community spirit will remain intact. Arduino enables ...

Abstract: In this paper a compact, high-sensitivity Pockels optical electric field sensor using a pair of Lithium Niobate (LiNbO 3) conjugate crystal. By using the side-by-side conjugate crystal both ...

DARPA launched Phase 1 of its Robust Quantum Sensors (RoQS) program, a groundbreaking effort to develop and deploy quantum sensing technology. Quantum sensors offer unmatched precision in detecting ...

The vital key to protecting your home from damage, both simple and drastic, is proper preparation. When you prepare your home for certain eventualities, you'll be able to catch these hazards in the ...