Coronavirus news across Massachusetts and the nation ...

SAN FRANCISCO (KGO) -- A surge in coronavirus cases has been reported in the Bay Area and across California as well as the country due in part to the emergence of the highly-contagious delta variant.

The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts. A variant of COVID-19 called BA.3.2, which has circulated under the radar since late ...

The U.S. approved a new COVID-19 vaccine made by Moderna late Friday but with limits on who can use it — not a replacement for the company’s existing shot, but a second option. The new vaccine, ...