The U.S. military is 3D-printing face shields, designing reusable plastic N95 masks and sewing surgical masks to increase the supply of critical medical equipment as hospitals across the U.S. work ...

When his family bought a 3D printer for Christmas two years ago, 13-year-old Owen Plumb never thought he would end up using it to help to fight a global pandemic from his home in Okotoks, Alta.

FILE PHOTO: A nurse wears a N95 respiratory mask during a training session, April 28, 2009, in Oakland, Calif. Justin Sullivan/Getty Images, FIle ...