A health-care worker in Chicago, Illinois, administers a COVID-19 vaccine aimed at the Omicron subvariant.Credit: Scott Olson/Getty Booster shots against...
Omicron
BA.4.6 is an offshoot of the BA.4 subvariant of the Omicron coronavirus variant. Only a couple of mutations separate it...
Roll up those sleeves again. The U.S. Centers for Disease Control and Prevention (CDC) has approved the latest vaccine incarnation...
Vaccinated people are less likely to pass on Omicron than those who have not been immunized.Credit: Frederic J. Brown/AFP/Getty People...
The surface of LARES-2 is covered in hundreds of reflectors that will reflect laser pulses sent out by a global...
People queue at a COVID-19 test site in New York City last month, when the BA.4 and BA.5 subvariants were...
Although COVID-19 booster vaccinations in adults elicit high levels of neutralizing antibodies against the Omicron variant of SARS-CoV-2, antibody levels...
Yale scientists have developed a novel Omicron-specific mRNA vaccine that offers superior immune protection against two viral subvariants than standard...
But suddenly, many people who had recovered from Covid-19 as recently as March or April found themselves exhausted, coughing and...
Dr. Jonathan Reiner says the new Ba.5 offshoot of the Omicron Covid-19 variant is about as contagious as measles and...