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

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

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

Stop struggling with stuck O2 sensors. Find out why a specialist socket kit is a better investment than a standard wrench for your next car repair.

A new technology has been developed that enables cuffless non-invasive blood pressure monitoring by using ultrasonic to track ...

Meta’s Reels has become a $50 billion business. Above is the launch video for the product from 2020. META Meta Platforms Chief Executive Mark Zuckerberg announced on an October earnings call that ...

If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds deceptively simple. There’s a metal plate with current flowing across it in one ...

Tesla’s valuation has been spectacular lately, closing at an all-time record of $489.88 earlier this month and still hovering pretty close to that astronomical figure as of this writing. Tesla bulls, ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: Scattered across an abyssal plain ...

The Xiaomi 17 Ultra has finally been unveiled in China as the brand’s flagship phone. Alongside the standard model, the company also announced a 17 Ultra Leica edition, which gets a unique design and ...

A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...

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 ...