Physics sheds light on the 20-second handwashing rule. Here’s why it’s so effective
A fluid dynamics model explains what happens to potentially harmful particles during handwashing.
A fluid dynamics model explains what happens to potentially harmful particles during handwashing.
All your washing tips in one place
Make something out of nothing. Failing that, make soap out of straw.
Solving our current climate emergency requires immediate action in order to reduce the amount of carbon already dumped into the ...
Don't fall for a catchy name -- regular soap works just as fine as antimicrobials, without any risks.
Regular soap is really good at killing bacteria, but most people feel that antibacterial soaps are even better. After all, ...