What is an RNA vaccine? RNA vaccines, or messenger RNA (mRNA) vaccines, are a relatively new type of vaccine that delivers mRNA molecules to human cells, instructing them to produce specific antigens.

But even though these firsts took place during the pandemic, mRNA vaccines had been in development for many years before COVID-19 emerged as a threat. Looking forward, they'll likely continue to play ...

The federal government is cutting $500 million in research money for development of mRNA vaccines, which were widely used against the COVID-19 virus. Health Secretary Robert F. Kennedy Jr. said in a ...

We asked experts about how the technology works, its safety and its potential in medicine. By Nina Agrawal Health Secretary Robert F. Kennedy Jr. has repeatedly questioned the safety of mRNA vaccines ...

A study finds that an mRNA vaccine is highly effective at preventing recurrence of this dangerous skin cancer, when used in ...