Various U.S. intelligence agencies have launched investigations into the start of the COVID-19 pandemic, often reaching “low ...

The World Health Organization said in January 2025 that China's reported levels of acute respiratory infections, including ...

Langley joins the FBI and Energy Department in agreeing that a lab leak is the most likely source of the pandemic.

On the fifth anniversary of the U.S. declaring a public health emergency over COVID-19, people continue to lose their lives.

Traditional vaccines typically focus on the most accessible parts of viruses, which are often the rapidly mutating ...

Beijing has never fully co-operated with international investigators, impeding the search for a definitive answer. But ...

U.S. surges of COVID-19, influenza, respiratory syncytial virus (RSV) and norovirus have collectively been dubbed a "quad-demic." Here what you can do.