As the omicron variant threatens the halls of Congress and some GOP lawmakers continue entering the House chamber maskless, despite racking up tens of
Researchers at the University of Pennsylvania are working to create a special chewing gum that could help reduce the spread of COVID-19 by "trapping"
武漢肺炎(新型冠狀病毒病,COVID-19)Omicron變異株強勢席捲俄羅斯,俄羅斯連續4天單日新增確診病例數皆破3萬例。莫斯科市長索比亞寧(Sergei Sobyanin)宣布,企業至少要有30%的員工遠距在家上班。根據俄媒《莫斯科時報》報導,俄羅斯20日新增3萬8850例確診及684例死亡病例