thecooldown4d
Scientists develop human-biology inspired system to tackle harmful air toxins — here's how it could keep buildings clean
One result of the COVID-19 pandemic was a renewed focus on air quality, particularly in tight indoor spaces such as offices, ...
Richmond4d
What cold weather does to the body and how to protect yourself this winter
"When cold weather occurs, people tend to congregate indoors, in more crowded environments, making it easier for germs to spread," he said. What's more, some viruses can survive better in the cold, ...