Tech Xplore on MSN
Low-cost sensor system can check indoor air quality in real time
Humans spend about 80% of their time indoors, but keeping track of the air we breathe usually requires expensive lab-grade ...
You can get all kinds of great wildlife footage if you trek out into the woods with a camera, but it can be tough to stay awake all night. However, this is a task you can readily automate, as ...
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