Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. More recent studies — but not all — show waning effectiveness of the mRNA vaccines to prevent ...

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 ...

Unlike other SARS-CoV-2 variants, the Delta variant can attach to copies of itself, forming larger aggregations, or clumps, of viral particles, suggests a study by scientists at the National ...

As the highly contagious Delta variant of COVID-19 continues to surge in populations with low vaccination rates, doctors are looking more closely at the origins of another variant. The Epsilon variant ...

Researchers in several countries including the U.S. have found a new variant of the virus that causes COVID-19. Still, the Deltacron variant, made from a combination of genes found in Delta and ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In mid-February, a team at the Institut Pasteur in France uploaded a ...

A recent International Journal of Molecular Sciences study reports that the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) recombinant lineage XD, otherwise known as 'Deltacron,' does ...

A new study provides answers to why Delta is the most lethal variant of SARS-CoV-2. To answer this critical question, researchers performed robust biophysical analyses on the Delta variant and ...