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

Here’s your step-by-step guide for how to turn household items into a no-sew face mask to protect yourself and others: 1. Find either a square bandana, scarf, handkerchief or piece of fabric and two ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. For less than $60, BioFace ...

Photolithography involves the selective exposure of a photosensitive material to light, using a UV light source and a collimating optical system to create an image of a patterned mask onto a substrate ...