Scientists pinpoint the protien responsible for mutation of the virus. The Delta variant of SARS-CoV-2 was deadlier than any ...

Fear of the fast spreading Delta variant of Covid-19 and rising prices undermined Americans’ confidence in August, according ...

The World Health Organization and the Centers for Disease Control and Prevention have both designated beta as a “variant of ...

The delta variant is fueling the COVID-19 surge in the United States, but experts warn that a more dangerous variant could emerge if more Americans don't get vaccinated. Delta is the most recent of ...

Moderna on Tuesday released preliminary data indicating its vaccine is likely to hold up against several variants of concern, including the Delta variant, which is predicted to become the dominant ...

Where new cases of the Delta variant of COVID-19 came from remains a mystery - but it has been revealed two Australians had ...

Brett Sutton says it’s of ‘significant concern’ and it has international authorities worried - but what is the dreaded new ...