We tested 50 air purifiers to find the best for removing dust, pollen, pet dander, smoke, and odors, with picks for bedrooms, ...

The engineers at Ford’s Project Apollo team have found a cheap way to help mitigate the risks of Covid-19 transmission in indoor spaces. The “Scrappy Filtration” system just got the seal of approval ...

As wildfires ravage Canada, smoke has drifted south into the United States and blanketed skies with a orange-brown haze. The unusual scenes prompted officials to issue Code Maroon warning - the ...