A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the ...

Scientists have developed a highly sensitive, accurate and affordable carbon-based nitrogen dioxide sensor. The gas sensor could provide accurate readings of the nitrogen dioxide levels in the local ...

WEST LAFAYETTE, Ind. – Walk in a room, the light goes on. Most people are familiar with the motion sensors that detect activity and then turn on the lights. Purdue University researchers are turning ...

This device from SwitchBot measures temperature, humidity, carbon dioxide levels and more to keep my home safe during the ...

Technologies that automate functions of the home, like smart lights and thermostats, can not only make running a household more convenient, but avoid a lot of energy wastage at the same time.

A carbon dioxide sensor developed by physicists at the University of Alberta can be manufactured on a mere piece of paper. The simplicity of this environmental innovation has myriad potential uses - ...