This free app lets you play around with smartphone sensors you probably didn't know existed.

IR sensors rely on an emitter (IR LED) and a detector (photodiode or photoresistor) to measure infrared light and convert it ...

New sensor detects PFAS in water at extremely low levels and tells apart similar compounds, providing a practical tool for protecting water supplies and supporting environmental monitoring efforts.

A tiny sensor that detects hazardous head impacts the instant they occur could reshape safety monitoring in sports, ...

Researchers have developed a new optical sensor that provides a simple way to achieve real-time detection of extremely low levels of arsenic in water. Researchers have developed a new optical sensor ...

Breath tests could detect cancer at an early stage, according to a new study using sensors and artificial intelligence.

Scientists have developed a new kind of wearable sensor that can detect signs of eye disease—without drawing blood or using expensive lab equipment. Instead, it’s a soft, non-invasive patch placed ...

Accelerometers reading the behavior of wild boars can pick up when animals are infected with a fatal virus. Behavioral sensors attached to wild boars have been used to detect when animals are sick ...