Could a cheap soil sensor help me rescue the orchid on my kitchen table that's been struggling for weeks? Common capacitive soil moisture sensors rely on the electrical properties of the materials ...

Me 🤝 wearing my ring 24/7 ...

Your car's tire pressure monitoring system (TPMS) can fail, but you can still drive. Learn why sensors break and what to do when they stop working.

Researchers have developed a highly sensitive light-based sensor that can detect extremely low concentrations of cancer ...

Ammonia (NH3)—the second-most-produced chemical globally—has proven to be highly important in furthering human civilization over the centuries, both in terms of technological capabilities and ...

Researchers from Guangxi University, China have developed a new gas sensor that detects ammonia with a record speed of 1.4 ...

These cutting-edge sensors could transform your training by replicating lab-grade accuracy outdoors but don't all come cheap.

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether you’re sitting, standing, or lying down. The FP400 builds on several past ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

Expert DIYer April Wilkerson tests the Franklin Sensors 710 stud finder and explains its accuracy and features. A rabbi's warning to America about Idaho's Christian nationalism | Opinion ‘False ...