As the nation adjusts to the threat of COVID-19, the illness caused by the coronavirus, it’s only natural to worry whether a cough or aches and pains could be signs you have become infected by the virus.
As concern about coronavirus grows, hand sanitizer is in high demand. Biologist Jeffrey Gardner explains why alcohol is a key ingredient in hand sanitizer, and why he doesn’t recommend making your own supply at home.
Safety measures make risky activities less risky: seat belts for car occupants, bailouts for financial institutions. Masks and disinfectants might feel like they do the same for anyone afraid of coronavirus.