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A new study shows how the virus that causes COVID-19 is related to the virus that caused the SARS outbreak of 2003. The new family tree of these viruses could help predict which viruses circulating in ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Human behavior may have influenced the evolution of new strains of COVID-19, new AI models suggest. Vaccination and ...

Researchers in the United States and India have presented the first known evidence that the rollout of coronavirus disease 2019 (COVID-19) vaccination is restricting the evolutionary and immune escape ...

In a recent study published in the International Journal of Infectious Diseases, a team of researchers analyzed the mortality in selected countries during multiple waves of the coronavirus disease ...

In the early, uncertain days of the coronavirus pandemic, scientists delivered one comforting pronouncement: The virus that caused COVID mutates rather slowly. If that remained true, the virus would ...

A new variant of COVID-19 is spreading across the U.S., health officials say. At least 23 countries have reported the SARS-CoV-2 BA.3.2 variant as of Feb. 11, according to a study published last week ...