PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

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 ...

There’s folk wisdom in just about every culture that teaches about renewable energy — things like “make hay while the sun shines”. But as an industrial culture, we want to make hay 24/7 and not be at ...

Pulling carbon dioxide straight from thin air usually comes with a heavy energy price. A new compound developed in Finland could change that equation. Researchers at the University of Helsinki’s ...

Dana Loesch hosts "The Dana Show: The Conservative Alternative" from Dallas, Texas, where she also hosts “Dana” on The Blaze television network. Dana appears regularly on Fox News, ABC, CNN, among ...

The very latest on ALERT DAY dangerous cold for the end of the week, going into the weekend, is here! Read more.