Four years ago, long before the pandemic made masks ubiquitous, a U.K.-based startup called Masuku began developing a better face mask to help filter out pollution in smoggy cities. Masks on the ...

N95 masks, also called N95 respirators, are personal protective equipment (PPE) that filter airborne particles such as ...

I first heard about Happy Masks at an outdoor gymnastics class this summer. My daughter’s cloth mask kept falling off her face, and I noticed that the other kids had fitted masks that stayed put, even ...

Wearing a face mask to avoid spreading the novel coronavirus can make your covering soggy after hours of use, but what if a filter in the material could capture that moisture and use it to your ...

When public health officials recommended back in April that people wear face masks to help stop the spread of COVID-19, most grabbed whatever they could get their hands on. But with time, and more ...

For months, scientists have been saying masks reduce transmission of COVID-19. They now think masks can also make the illness less severe. The reason is the barrier created by a mask likely limits the ...

One common concern about cloth face masks is the level of filtration they provide. The fabric’s mesh is often too open to filter out smaller particles such as smoke, dust, or viruses. A popular ...

Peter Tsai retired two years ago, but the materials scientist says he’s never been busier. When the novel coronavirus began gripping the globe in March, Tsai was summoned from his short-lived ...

New research shows adding a filter and improving the fit makes a cloth mask work even better. By Tara Parker-Pope Is it time to upgrade your mask? By now most of us have settled on a preferred cloth ...