The World Health Organization’s expert group says the origin of COVID-19 remains inconclusive, though most evidence still ...

The National Institutes of Health’s visiting fellows program could be hit hard by the Trump administration’s plan to review ...

Five years after the first COVID-19 deaths were reported in Wuhan, China, a new assessment by the CIA concludes the virus was “more likely” to have leaked from a Chinese laboratory than spread ...

The political backdrop Only one day before the CIA’s statement, the agency’s just-sworn-in director, John Ratcliffe, signalled that a new position on the origins of COVID-19 was coming.

China denies lab leak theory of COVID-19 origins amid CIA's low-confidence assessment. Scientists and the public debate continues over the virus's origins and China's transparency.

After a two-year investigation, the House Select Subcommittee on the Coronavirus Pandemic released a 520-page report in December 2024, concluding that COVID-19 was likely leaked from the Wuhan lab.

China says it's "extremely unlikely" that COVID-19 came from a lab, after the CIA said it believed , though with low confidence, that it did, rather than from natural transmission.

The CIA now believes the virus responsible for the COVID-19 pandemic most likely originated from a laboratory, according to an assessment released Saturday that points the finger at China even ...

The CIA now believes the COVID-19 virus most likely originated from a Wuhan laboratory, based on an assessment with 'low confidence.' The conclusion points to a lab-related incident rather than ...