Amid a shortage of medical-grade masks, federal guidelines now recommend everyone wear face coverings out in public. Here's ...

Add Yahoo as a preferred source to see more of our stories on Google. Air travelers need to do more than just remember to bring a mask - they need to bring the right kind. A handful of airlines, ...

Add Yahoo as a preferred source to see more of our stories on Google. It's important to mask up in the face of the highly transmissible Omicron variant. Cloth masks don't offer adequate protection, so ...

A new study examines the efficacy of particle filtration by woven fabric, which consists of fibers twisted together into yarns. There are, therefore, two lengthscales: the diameters of the fiber and ...

Even though so many different retailers are making cloth face masks, you may have noticed that a lot of options are on backorder or sold out. So if you still need a face mask to do your part in ...