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

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

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

In this scenario, Series 12 becomes a polished evolution rather than a redesign. It would align with Apple’s recent message ...

Outside of training, the sleep stages and Nightly Recharge recovery tools are still some of the best you’ll find on any ...

As AI-powered wearables gain popularity, neurologists explain what these devices can truly measure, why they cannot diagnose ...

Chemical Oxygen Demand (COD) is a fundamental parameter for assessing water and wastewater quality. It provides a fast, ...

NASA's X-59 supersonic demonstrator sits partially disassembled at Armstrong Flight Research Center following its October maiden flight, with engineers removing dozens of panels to complete required ...

Your Apple Watch may be able to do more for your health than you're aware of. Start using these features as you go on your ...

We take a look at the ten fastest planes ever flown. Though some uncrewed aircraft (like the X-43) have flown faster, they ...

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

Weizmann Institute researchers say that progesterone and the stress hormone cortisol drive circadian rhythms; when out of ...