Let’s clear up one misconception. Viruses aren’t like deodorant on your armpit or a fart in a room. They don’t necessarily automatically get weaker over time. In fact, often it’s quite the opposite.

Over the last couple of months researchers tracking emerging SARS-CoV-2 variants have started noticing something strange. No one new variant has looked like taking over but instead a variety of ...

People with compromised immune systems face a new winter of discontent as the ever-mutating omicron virus threatens to outrun the preventive monoclonal antibody cocktail that hundreds of thousands of ...

Researchers in France have reported the first compelling genetic evidence of a recombinant SARS-CoV-2 virus that contains elements of both the omicron coronavirus variant and the delta variant.

The dominant variant of the coronavirus has proved to be not only staggeringly infectious, but an evolutionary marvel. By Carl Zimmer By November 2021, nearly two years after the coronavirus emerged ...

From the outset of the Covid pandemic, the extent to which the virus SARS-CoV-2 might vary was seriously underestimated. We all recall when leading national and international healthcare authorities ...

For more than two years, Cathy Baron and Sara Alicia Costa managed to duck the coronavirus. But despite their being fully vaccinated and boosted, the Omicron variant finally caught them. Baron is an ...

New research may explain why so many vaccinated and boosted individuals experienced breakthrough coronavirus infections caused by the omicron variant. Researchers at Johns Hopkins Medicine and the ...

Infection rates with the Omicron variant of the coronavirus SARS-CoV-2 are plummeting in many countries around the world. But scientists are still struggling to understand how it spread so rapidly and ...

In a recent study posted to the bioRxiv* preprint server, researchers reported a novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron and Delta recombinant virus in the United ...

There’s no denying the numbers: Even with spotty reporting, Covid-19 cases and hospitalizations are rising again in the United States. Cases are trending up in most states and have increased by more ...