Fast-forward a decade, and the world of 3D printing has evolved tremendously. Printers are faster, smarter, and more refined.

Thus, they entered a heart rate sensor to our 2025 One Hertz Challenge! The build is based around a Wemos D1 mini, a ESP8266 development board.

Color-changing sensors can monitor health in both houseplants and crops, helping small farms respond to stress by Erin Kayata, Northeastern University edited by Lisa Lock, reviewed by Robert Egan ...

Don't limit yourself to black and white. Today's innovations enable modern home security cameras to capture video in full color, even when it's pitch black.

Meet “Hidden Gem,” a smoky jade hue that’s equal parts subdued and sophisticated and is Behr’s newly announced 2026 Color of the Year. Touted as the “perfect neutral,” this sultry blue ...

In an advance at the intersection of neuromorphic engineering and photonics, researchers have developed an ionic-electronic photodetector that not only detects light but also performs in-sensor ...

The city is racing to put up 277 sensors. Once installed, Chicago will have the most high-quality air monitors in the country, a model that rivals only London, which has more than 400.

Your Smartwatch's Sleep Tracker May Be Sleeping on the Job Stress sensors are inaccurate and sometimes report the opposite of user experiences, new research finds ...

The renders detail every color of the device, which provides us with a question: Which color is best? There are two sizes for Pixel Watch 4, 41mm and 45mm. That’s the same as Google did last year.

This beauty writer tried the viral expensive brunette hair color trend. See her before and after photos of her hair color.

For iPhone 17 Pro and iPhone 17 Pro Max, it seems possible we may actually see a color that can’t be mistaken for silver or black. The rumored orange option looks similar to the coral iPhone XR.