Expensive air purifiers won’t necessarily keep you healthy, experts say

Despite high-powered advertisements, air-filtration systems designed to make social interactions safer in indoor spaces are not effective in the real world and don’t minimize the danger of your picking up viral infections. That’s the claim of researchers at the University of East Anglia (UEA) who have just published a meta-analysis on efficacy of air-filtration, germicidal […]

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Where is the safest place to be when a rocket siren sounds?

When consulting the frontline command about the safest spot during a rocket siren, the unanimous response prioritizes standard shelters in buildings.  The recommendation is to descend to the shelter and remain there until the threat subsides. The thick doors and the upward explosion pattern of rockets make underground shelters significantly safer than anywhere else. Surprisingly, […]

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