If you’re waiting for a break from bad news about COVID, don’t hold your breath — or, actually, do hold your breath. Experts have understood for months that the…Source: How To Make Indoor Air Safer | FiveThirtyEight

Scientists have developed a “catch and kill” air filter that can trap the virus responsible for Covid-19, killing it instantly. A study, published in theSource: Scientists Build Air Filter that’s 99.8% Effective Against Covid-19 – TechShout