The United States should join an international Covid-19 vaccine pool and should contribute 10% of the country’s vaccine for redistribution to low-income countries, a panel of experts convened by the National Academies of Sciences, Engineering, and Medicine recommended Friday.
Scientists in Houston on Wednesday released a study of more than 5,000 genetic sequences of the coronavirus that reveals the virus’s continual accumulation of mutations, one of which may have made it more contagious.
