Researchers are working on a face mask that lights up when it detects coronavirus

One of the keys to keeping the spread of coronavirus under control as states and cities move to reopen gradually in the coming days will be whether their populations largely embrace the wearing of face masks when they venture out into public. Along those lines, one group of researchers is testing whether they can develop a face mask that does more than simply cover your face -- it would actually alert you to the presence of coronavirus. Visit BGR's homepage for more stories. With the coronavirus...