We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

The NIMA Gluten Sensor is 99% accurate at detecting gluten in your food. All it takes is three minutes. At CES 2026, one of ...

VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxemia) give ...

A long-awaited study commissioned by the FDA has muddied the path forward on how to reduce racial bias in pulse oximeter ...

See how to monitor your health, sleep, and physical exercise with the help of wearables, smart wearable electronics, with ...

NASA's X-59 supersonic demonstrator sits partially disassembled at Armstrong Flight Research Center following its October ...

CES attendees saw health-tracking gadgets making bold promises: toothbrushes detecting diabetes, mirrors assessing 20-year ...

Announced at IFA 2025, the Luna Smart Ring Gen 2 is the second generation that tracks your biomarkers, and helps you ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give ...

In this project, I built a wearable health monitoring tag that you can actually chat with on Telegram. Using a pulse oximeter ...

A great car shouldn't come with a side of buyer's remorse. Blake scored a 2019 Toyota Highlander SE Midnight with only 60K ...