In a comparison study, the Moderna vaccine was slightly more effective than the Pfizer vaccine in preventing COVID-19 infection, hospitalization, and death.

Breakthrough COVID-19 cases in vaccinated people may be less likely to spread infection because virus is shed for a shorter period of time as opposed to infections in unvaccinated people.

A human Intestine Chip has helped identify drugs that can target GI symptoms associated with both the common cold and SARS-CoV-2 virus infections.

A new study finds that placentas of male and female fetuses respond very differently when a mother is infected with SARS-CoV-2 during pregnancy.

A new study confirms that children can carry high viral loads of SARS-Co-V-2, making them possible spreaders of current and emerging variants.

Despite its ability to transmit more easily and puncture vaccine defenses, the delta variant is no superbug. It is vulnerable to masking, distancing, and other non-pharmaceutical interventions, lessons from delta outbreaks overseas show.

A team of researchers from the Wyss Institute has found a way to embed synthetic biology reactions into fabrics, creating wearable biosensors that can be customized to detect pathogens and toxins and alert the wearer.

Pregnant women show robust immune response to COVID vaccines, pass antibodies to newborns.

A Harvard Medical School study shows how SARS-CoV-2 mutations allow the virus to evade the defenses of patients with compromised immune systems.

Will the British variant’s transmissibility upset summer plans?