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

Abstract: Underwater wireless sensor network (UWSN) is one of the kinds of wireless sensor network (WSN). This type of network is suitable for underwater areas such as pools, rivers, seas, and oceans.

While it's certainly important to monitor the condition of paved roads, keeping an eye on the surface will only tell you so much. You also need to know what's going on with the underlying asphalt, ...

Give it up for EMR tracking technology. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Your average $5 wired mouse has no batteries.

Abstract: Multi-path avoidance routing for wireless sensor networks (WSNs) is a secure routing paradigm against adversaries with unbounded computational power. The key idea of avoidance routing is to ...

Apple released a small build update to iOS 26 developer beta 6, which does not re-enable the blood oxygen sensor on Apple Watch in spite of the earlier iOS 18.6.1 update that did. The new iOS 26 ...

Jake Peterson is Lifehacker’s Senior Technology Editor. He has a BFA in Film & TV from NYU, where he specialized in writing. Jake has been helping people with their technology professionally since ...

Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.” With a fortnight’s struggle, I completed the design of 4 mA to 20mA ...

Electrical Function Integration places the control over exactly where components, wire, conductors and connectors are in the hands of the designer. Source: Q5D Wire harnesses are the backbone of ...

We may receive a commission on purchases made from links. Modern cars are designed to be more efficient and eco-friendly than ever. Automakers build vehicles with a wealth of advanced features to not ...

One of the factors limiting range in an electric vehicle (EV) involves the weight of the car, which is typically 20% to 30% heavier than internal combustion types due mostly to the batteries. However, ...