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 ...

The best heart rate monitors will track your heart rate comfortably, consistently and accurately ...

These cutting-edge sensors could transform your training but don't all come cheap.

A new CRISPR-powered light sensor can detect the faintest whispers of cancer in a single drop of blood.

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 ...

Researchers have developed a highly sensitive light-based sensor that can detect extremely low concentrations of cancer biomarkers in the blood. The new technology could one day make it possible to ...

A Cheap Soil Sensor Saved My Fragile Houseplants. Here's How ...

Sensirion’s next-gen CO₂ sensor, the SCD53, addresses a challenge in gas sensing: maintaining accuracy long-term without relying on manual recalibration or regular exposure to outdoor fresh air. The ...

This easy test can help you get a gauge on your VO2 max—without a watch.

The best smart thermostats we've tested can control your home's heating and cooling with your phone or voice—and might help you save on energy costs. I’ve been working with computers for ages, ...

Abstract: To overcome the limitations of conventional non-destructive testing (NDT) methods for pipelines operating under extreme conditions, such as high temperatures and cryogenic environments, a ...

The Time of Flight (ToF) sensor is significantly more accurate than the ultrasonic sensor. This is evident through the data shown above. Although the measurements were generally smaller than realistic ...