Learn how to make a sleep mask with a free sewing pattern. This beginner sewing project helps with sleep and makes a great handmade gift. Do you need a small sewing project that’s quick to make, only ...

Photomasks are becoming more complex at each node. In fact, masks are moving from traditional shapes to non-orthogonal patterns and complex shapes, such as curvilinear mask patterns. To measure ...

As lockdown measures begin to ease, our thoughts are turning to how we can best protect ourselves and others as we begin to visit shops, return to work and meet friends and family. The government has ...

The Centers for Disease Control and Prevention are recommending Americans wear masks in public. The agency revisited earlier guidelines that said people didn’t need to wear masks after more evidence ...

In the midst of this crazy coronavirus pandemic, I’ve been making masks and sharing the process over on Instagram. Lots of you want to make masks as well and this is by far the easiest way to convey ...

The Washington Post is providing this news free to all readers as a public service. Follow this story and more by signing up for health, science, and environment email alerts. On Friday, President ...