Add Yahoo as a preferred source to see more of our stories on Google. An HVAC technician works on a ventilation system. The University of Chicago says it has developed a filter that can capture most ...

The results, recently published in Building and Environment, showed a striking improvement. The new device reduced the risk of infection to 9.5%. In comparison, the risk reached 47.6 percent with a ...

Americans are abandoning their masks. They’re done with physical distancing. And, let’s face it, some people are just never going to get vaccinated. Yet a lot can still be done to prevent covid ...

Q: This winter, my family and I have been spending a lot of time bundled up indoors. Is breathing all this indoor air good for us? A: We spend most of our lives indoors. Whether at work, school, ...

Passengers on planes, trains and other public transportation won’t be required to wear masks, at least for now, after a federal judge in Florida voided a national mandate Monday. Closer look: Are ...

For the astute property investor, every element of a building contributes to its overall value, risk profile, and appeal. While aspects like location, structural integrity, and aesthetic finish are ...