Compare President Joe Biden's approval ratings, laws, executive actions, Cabinet picks,...

BioNTech co-founder Ugur Sahin designed 10 different vaccine candidates over a single day...

Vaccine efficacy is a metric that measures how well cases of an infectious disease, like...

Throw away disposable face masks after one use. If you absolutely have to reuse an old...

From comedians to gamers to vloggers of all kinds, these YouTubers have generally built...

Covid-19 shots from Pfizer and Moderna can carry side effects for a few days. They offer...

Hospital staff, many of whom have not yet been vaccinated, are "suffering...

The number of people testing positive for coronavirus in the UK has sharply risen, almost...