Questions remain over where COVID came from and how long it spread undetected. Five years ago, the World Health Organization declared the COVID-19 outbreak to be a pandemic, leading to stay at ...

With the acute phase of the Covid-19 pandemic fading even as the coronavirus persists and evolves, a new normal is taking shape around the world. “It still feels kind of incomplete,” said ...

Mar. 5, 2025 — A live-attenuated tuberculosis (TB) vaccine candidate in development elicits a much more balanced and effective immune response compared to the existing vaccine used across much ...

The mRNA technology was used to rapidly develop and deploy two effective vaccines that offered protection against the Covid-19 pandemic.

UFC and Bellator veteran Frank Mir’s comeback with the GFL has been put on hold. That’s because early Monday morning, Mir revealed on Instagram that he recently “underwent an emergency spinal fusion ...