A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...

Imagine settling in for a cozy movie night, only to be interrupted by a barrage of ads on your smart TV. Frustrating, isn’t it? Now, picture a world where those interruptions vanish, where your ...

With its versatile nature, the Raspberry Pi can be adapted to multiple projects, ranging from simple circuitry ideas to ...

Is it better to be loved or feared? Matthew Kohut is a co-author of Compelling People: The Hidden Qualities That Make Us Influential (Hudson Street Press, August 2013) and a principal at KNP ...

If you’ve got a smart home, or you just want to know how soaked your garden is getting in the winter, you might want to measure rainfall. There are a bunch of ways to go about it, and this capacitive ...

Having an enclosed 3D printer can make a huge difference when printing certain filaments that are prone to warping. It’s easy enough to build an enclosure to stick your own printer in, but ...

Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...