The coronavirus pandemic has turned life upside down around the world, with many workers losing their jobs, economies plummeting and parents worried about reopening schools.
RICHMOND, Va. — Virginia has rolled out a smartphone app to automatically notify people if they might have been exposed to the coronavirus, becoming the first U.S. state to use new pandemic technology created by Apple and Google.
Scientists are beginning to untangle one of the most complex biological mysteries of the coronavirus pandemic: Why do some people get severely sick, whereas others quickly recover?
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