A former Pfizer Inc. scientist denied an allegation made by House Republicans that he conspired to delay the release of Covid ...

Just days before South African scientists were set to launch clinical trials of a promising HIV vaccine, their progress was ...

Novavax (NVAX) closed the most recent trading day at $6.97, moving +1.9% from the previous trading session. The stock's change was more than the S&P 500's daily gain of 0.14%. On the other hand, the ...