Chemists in South Korea have created a stable color-changing sensor that displays an easily quantifiable response to the pH of its surroundings. Published in Microsystems & Nanoengineering, Dong-Hwan ...

A food-safe gelatin microneedle sensor pierces sealed packaging and changes color as food spoils, offering consumers a real-time alternative to static expiry dates. (Nanowerk Spotlight) Open a package ...

Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

Abstract: In this paper, we propose a cooperative fleet lane changing (CFLC) framework based on vehicular sensor networks, which enables multiple groups of fleet vehicles splitting and merging. The ...

We may receive a commission on purchases made from links. While it may seem intimidating at first, there are plenty of easy DIY auto maintenance projects that even the most novice DIY-er can handle.

This video covers a full oil change and oil level sensor replacement on the BMW E39 M5. We go through the service process step by step, explain why the oil level sensor fails, and show how proper ...

As the effects of climate change and ecological decline intensify, the need for accurate, scalable environmental monitoring has never been more urgent. From tracking urban air quality to safeguarding ...

Not all poisonous gases have a smell or a color. But a tiny grid of pastel- and candy-colored squares that effectively “sniffs” out hazardous chemicals in the air such as chlorosarin — a highly toxic ...

The 22nm fabrication helps keep performance stable during extended use, like recording in 4K or capturing bursts in dim light. That’s something content creators, travelers, and mobile filmmakers are ...

Changing lenses outside can feel like a risky endeavor. After all, during the swap, your camera's interior will be exposed to the elements, potentially allowing dust, dirt or moisture to land on your ...