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

Honor launched the global version of the Magic8 Pro today in London, and I have been putting it through its paces as my main ...

There are a lot of aviation apps out there that allow you to access useful aviation and weather data from your wrist. Here we ...

Nano-sensors that work without batteries or wires could pave the way for more comfortable, less obtrusive sleep and health ...

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

Piezofluorochromism, the phenomenon of materials reversibly changing their fluorescent color when pressure is applied, is ...

A new lens-free imaging system uses software to see finer details from farther away than optical systems ever could before.

The light-sensitive tissue of birds’ eyes is not supplied with oxygen by blood vessels – instead, it powers itself with a ...

Could Luna beat Oura at the smart ring game?

Biologists have finally solved a centuries-old mystery regarding how birds maintain sharp eyesight despite ...

Tommy Liu builds a vehicle-mounted particulate matter monitoring system powered from harvested wind energy and an integrated ...