MORE: What we know about the safety, efficacy of mRNA vaccines amid recent scrutiny. Infectious disease experts told ABC News ...

His claim is contradicted by scientific evidence. Countless studies show that vaccinated individuals fare far better against ...

President Donald Trump once hailed mRNA vaccines as a "miracle" for combating COVID-19. Now, his administration seems to have ...

The Trump administration is terminating 22 contracts focused on developing mRNA vaccines and winding down additional federal ...

The US health secretary is cutting funding for mRNA vaccines because he claims they are less effective than other types – but ...

This was one in a continuing line of moves that has put RFK Jr.'s vaccine skepticism into public policy, though scientists ...

The Department of Health and Human Services will cancel contracts and pull funding for some vaccines that are being developed ...

A tremendous step backward, the politicization of science, and RFK Jr., who has been a lifelong anti-vaccine propagandist and ...

While anti-vaxxers are thrilled, experts warn that defunding mRNA development takes away our already-proven best weapon ...

Health and Human Services Secretary Robert F. Kennedy Jr. revealed his agency will be cutting funding to mRNA development, ...

The Trump administration is terminating biodefense research funding for mRNA projects, raising concerns about the nation’s ...

This week, U.S. Health Secretary Robert F. Kennedy Jr. canceled $500 million in government-funded research projects to create ...