Most of the time when a virus mutates, the resulting variants are benign or even weakened versions of the pathogen. But the coronavirus is spreading practically uncontrolled all over the world, which ...

A 13-year-old girl in British Columbia who was hospitalized with bird flu for several weeks late last year harbored a mutated version of the virus, according to a report published this week in the New ...

The delta variant of SARS-CoV-2, the virus that causes COVID-19, has been making headlines as it has quickly become the most prevalent strain in America. But other variants of the virus are still out ...

Early in the beginning of the COVID-19 pandemic, scientists predicted the SARS-CoV-2 virus would mutate slowly. They were wrong. Hundreds of... What the COVID-19 pandemic tells us about how viruses ...

More than 20 million people have now been confirmed to be infected with the coronavirus in the United States. About 350,000 Americans have died of COVID-19. Now health officials have detected the new ...

Mutations can result in viruses that infect cells, but can't copy themselves without help from other viruses - now it seems ...

Perhaps the most important point is this: even if the flu vaccine doesn’t stop you from getting sick, it usually makes the ...