While the virus has the potential to infect humans, no real-world cases have been identified, and it does not enter human ...

The ancestor of the virus that causes COVID-19 left its point of origin in Western China or Northern Laos just several years ...

Scientists trace how the virus behind COVID-19 traveled over 2,000 kilometers from bats in Western China to Wuhan.

This means that the virus traveled up to 2,700 kilometers (1,678 miles) in a pretty short time – too fast for it to be accounted for by natural dispersal via its primary hosts, horseshoe bats.

The virus likely reached humans not via bat migration but through the wildlife trade—contradicting hypotheses that it may ...

As China and the United States trade charges of a lab leak, researchers contend in a new paper that the Covid pandemic got ...

The Illinois Department of Public Health reported that a mosquito in Illinois tested positive for West Nile virus. Find out more.

CoV-2’s origin continue to circulate, further complicating efforts to maintain a constructive, evidence-based public ...

That’s not enough time for the evolving virus to have been carried there via the natural dispersal of its primary host, the horseshoe bat. This has led the researchers to conclude that it ...