Two vaccine candidates using similar technology are winning the COVID-19 vaccine race in the U.S., and in the process validating the mRNA platform — which is yet untested on the market — as well as ...

MOUNTAIN VIEW, Calif. -- It was the second shot California resident Veena Thomas had been for waiting for. Instead of relief what she felt was panic after the needle was pulled out. RELATED: Here's ...

As the race for the coronavirus vaccine continues, those in the trials for both Moderna and Pfizer are describing the side effects. "I'm Jennifer Haller and I'm the first person in the U.S. to trial ...

Both the CEOs of Moderna and Pfizer said a booster dose of their respective COVID-19 vaccines could be required as soon as September for those who were among the earliest vaccinated. During an Axios ...

Stocks of COVID-19 vaccine makers take a dive following Washington Post report, while Moderna stresses multiple agencies have backed their safety Stocks of COVID vaccine makers dropped after the ...

WASHINGTON — Pfizer and Moderna say the Food and Drug Administration have opened up COVID-19 booster shots to all adults, letting them choose another dose of either vaccine. The move expands the ...

With three coronavirus vaccines already approved for emergency use authorization in the U.S., how do the different available shots compare? Pfizer and Moderna's COVID vaccines have been available in ...

Shares of companies that make COVID-19 vaccines sank Friday, after a report raised fears that Trump administration health officials will blame the vaccines for some child deaths. The Washington Post ...