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She spent $680 on repairs and still failed inspection—here’s the brutal reason why

A Massachusetts woman says she once again can’t pass inspection, and this time it came after dropping a painful $680 on ...
Hot Rod

What Is a Wideband O2 Sensor and Why It Matters More Than You Think

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...
Hot Rod

How Accurate Are Wideband O2 Sensors? A Real-World Lambda Comparison Test

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

A New Smart Toilet Sensor May Be the Key to Solving Dehydration

Vivoo's attachable smart toilet sensor was unveiled at CES 2026 and is designed to analyze hydration levels in real time.
CNET

Expert-Approved Continuous Glucose Monitors for Easy Tracking

Mercey Livingston is a health and wellness writer and certified Integrative Nutrition Health Coach. She's written about fitness and wellness for Well+Good, Women's Health, Business Insider, and ...