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 ...

The study looked at results in an elevator, a supermarket and a classroom. A new study at the University of Minnesota College of Science and Engineering showed ventilation systems can change the ...

Mine ventilation systems are critical for ensuring a safe and healthy working environment in underground mining operations. They are designed to regulate and direct airflow to dilute and remove ...

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 ...

ASHRAE Standard 62.1, “Ventilation for Acceptable Indoor Air Quality,” is the gold standard for maintaining indoor air quality in occupied spaces. The standard allows for engineers to demonstrate ...

The new State Route 99 tunnel in Seattle is another step closer to opening as crews began testing the new ventilation systems Friday. Giant exhaust fans in the tunnel will act like vacuum cleaners and ...