President Joe Biden is betting on millions more rapid, at-home tests to help curb the latest deadly wave of the COVID-19 pandemic, which is overloading hospitals and threatening to shutter classrooms around the country. But the tests have already disappeared from pharmacy shelves in many parts of the US, and manufacturers warn it will take them weeks to ramp up production, after scaling it back amid plummeting demand over the summer. The latest shortage is another painful reminder that the US
Los expertos afirman que los signos alentadores de la primavera pasada llevaron a una falsa confianza sobre el papel cada vez menos importante de las pruebas: el descenso en el número de casos, el aumento de las tasas de vacunación y la orientación de las autoridades de salud de que las personas vacunadas podían prescindir en gran medida de las pruebas.
ASU student spends spare time cooling off homeless in the heat abc15.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from abc15.com Daily Mail and Mail on Sunday newspapers.
A collaboration of researchers led by Cornell has been awarded $22.5 million from the National Science Foundation (NSF) to continue gaining the fundamental understanding needed to transform the brightness of electron beams available to science, medic