The US Centers for Disease Control and Prevention issued a health alert about an outbreak in Uganda of deadly Sudan virus ...

A new sophisticated statistical analysis from an economics professor at Dartmouth University indicates that there is a high probability that COVID-19 originated from a lab accident in China, rather ...

The source of the SARS-CoV-2 virus, which causes COVID-19, remains elusive. With "low confidence," some federal agencies ...

Whether Covid-19 was unleashed by a laboratory mishap or spilt over from animals remains an enduring, fiercely contested ...

Covering up the lab leak was a "noble lie" told by the media to disempower President Donald Trump and save the public from ...

Scientists were slow to recognize that Covid spreads through the air. Some are now trying to get ahead of the bird flu.

As health officials report a surge of winter viruses, health experts are warning that heart disease symptoms can sometimes ...

The CIA investigated the cause of the COVID-19 pandemic, and determined, with low confidence, the origin was likely a lab ...

Not a speck of evidence has emerged showing that the COVID virus leaked from a Chinese lab. So why does a just-released CIA ...

While the origin of the virus remains unknown, scientists think the most likely hypothesis is that it circulated in bats, ...

Sen. Tom Cotton took a dig at the liberal media for its early dismissal of he lab-leak hypothesis after the CIA's newly released assessment supporting the theory.

The CIA says both a natural origin and a lab leak "remain plausible" as potential sources of covid-19, following a review of ...