Experts at Johns Hopkins and across the country work together to better understand the behavior and characteristics of ...

With concerns that America is starting to see an uptick in COVID-19 cases, we're learning more about how the virus has mutated. The Houston Methodist researchers study was recently published in mBio, ...

SAN FRANCISCO (KGO) -- On Dec. 31, UCSF'S Dr. Charles Chiu and his colleagues were in a lab when they found what they are calling"L-452R," a California variant of COVID-19. "We actually discovered ...

The Covid-19 pandemic has left an indelible mark on humanity, claiming millions of lives and reshaping societies worldwide. But could it also have unlocked a profound secret about the nature of our ...

US health secretary Robert F. Kennedy Jr. has announced he is canceling US $500 million (£374 million) of research into mRNA vaccines, citing unproven concerns about their safety and long-term effects ...

At a Sept. 4, 2025, hearing before the Senate Finance Committee, Health and Human Services Secretary Robert F. Kennedy Jr.

The delta variant of SARS-CoV-2, the virus that causes COVID-19, has been making headlines as it has quickly become the most prevalent strain in America. But other variants of the virus are still out ...