The federal Food and Drug Administration approved four vaccines. The vaccines, although approved, have not yet been made available.

Just when it felt like COVID had quietly slipped into the background of everyday life, a new variant is back in the headlines. Reports suggest this strain carries multiple spike protein mutations and ...

A recent scientific article suggested that the novel coronavirus responsible for the Covid-19 epidemic has mutated into a more "aggressive" form. Is this something we need to worry about? No, and here ...

The findings may increase scrutiny about the usefulness of the treatment, molnupiravir, which was one of the first Covid drugs available to doctors worldwide during the pandemic. Molnupiravir works by ...

The virus that causes COVID-19 is accumulating genetic mutations, one of which may have made it more contagious. The number of virus strains present in each zip code in Houston during the second wave ...

Scientists are reporting troubling signs that some recent mutations of the virus that causes COVID-19 may modestly curb the effectiveness of two current vaccines, although they stress that the shots ...

The first vaccine to be used en masse against COVID-19 will have to contend with D614G, the latest mutation of SARS-CoV-2 Studies reveal D614G as the new dominant starin of SARS-CoV-2, the virus that ...

PITTSBURGH, Pa. — Where biology meets technology, researchers are on the hunt for mutations of COVID-19. The Microbial Genome Sequencing Center, also known as MiGS, is one of several in the country ...