A vehicle’s Check Engine light can turn any car ride into a harrowing experience. As soon as the check engine light illuminates, it’s hard not to hear the cha-ching sound of a ...
Piezofluorochromism, the phenomenon of materials reversibly changing their fluorescent color when pressure is applied, is ...
IR sensors rely on an emitter (IR LED) and a detector (photodiode or photoresistor) to measure infrared light and convert it ...
Nano-sensors that work without batteries or wires could pave the way for more comfortable, less obtrusive sleep and health ...
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Luna Smart Ring Gen 2 review: this Oura ring alternative has great battery life and sleep analytics
Announced at IFA 2025, the Luna Smart Ring Gen 2 is the second generation that tracks your biomarkers, and helps you ...
We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...
CES attendees saw health-tracking gadgets making bold promises: toothbrushes detecting diabetes, mirrors assessing 20-year ...
Ford’s CEO says 5,000 jobs are open. Mechanics say there is little wonder why.
The RDO Trio's smart wiping system turns on automatically when dissolved oxygen readings drop below a user-set level. It clears away buildup that can cause incorrect low dissolved oxygen readings.
PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...
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