COVID-19

Before the first wave of COVID-19 infections hit Massachusetts last spring, nobody was sure exactly when it would arrive. Experts

But in the United States, where at least 4.6 million people have been infected and nearly 155,000 have died, the

CHICAGO — It’s easy to look at the stats and quickly tell why the Chicago Cubs are off to a

August 5, 2020 at 1:30 AM EDT Anxieties about mail ballots on display in latest round of primaries, highlighting worries

A Rancho Peñasquitos man, who weeks earlier learned he was going to be a first-time grandfather, is one of the

Randomized trials outside the United States have not been able to prove plasma’s effectiveness, either. A trial at seven medical

This is a breaking news blog for all of the latest updates about the coronavirus pandemic. Get our complete coronavirus

A potential Covid-19 vaccine from the biotech company Novavax showed a promising immune response in a small, early trial, but

Lansing — Gov. Gretchen Whitmer issued an executive directive Tuesday, telling state departments, including the Michigan State Police, to make

CNN asked more than 20 public health and lab industry sources whether Giroir and the administration were doing all they