THURSDAY, Dec. 3, 2020 — The head of the U.S. Centers for Disease Control and Prevention warned Wednesday that the coming winter months might be the darkest period yet in the COVID-19 pandemic. “I...

We know that wearing a mask reduces the risk of transmitting viral droplets from person to person. But one question remains: Can you carry a tune in one? Not really, unless you’re going for a muffled,...