The release of Dr. Anthony Fauci's pandemic diaries has rekindled the debate over the origins of SARS-CoV-2. Here's how scientists have weighed in.

Slack messages reveal "Proximal Origin" authors privately assigned up to 30% probability to a lab leak while publicly ruling it out in their paper.

Add Yahoo as a preferred source to see more of our stories on Google. The World Health Organization (WHO) says efforts to uncover the origin of the COVID-19 pandemic are still ongoing and incomplete, ...

Sen. Rand Paul has pointed to a line in Dr. Anthony Fauci’s diary to claim that the former director of the National Institute ...

SAN FRANCISCO -- The novel coronavirus was first discovered in China, and it rapidly spread around the globe. But where did it come from? "Based on everything that scientists have looked at of the ...

As China and the United States trade charges of a lab leak, researchers contend in a new paper that the Covid pandemic got its start, like a previous one, in the wildlife trade. By Carl Zimmer See ...

Every time a virus invades a person, it collides with thousands of years of human history. A study led by researchers at the USC Dornsife College of Letters, Arts and Sciences and Howard University ...

LONDON — An expert group charged by the World Health Organization to investigate how the Covid-19 pandemic started released its final report Friday, reaching an unsatisfying conclusion: Scientists ...

​The origin of COVID-19 has remained one of the most debated questions since the pandemic began in 2020. Scientists and public health experts have debated whether the virus emerged through natural ...

Former US Chief Medical Adviser Dr Anthony Fauci, at the centre of the contentious Senate hearing on his handling of the COVID-19 pandemic, repeatedly invoked the Fifth Amendment, declining to answer ...

There have been seven times in history when a coronavirus — an unthinking, unfeeling strand of genetic information, known as RNA, wrapped in a spiky ball of protein — has made the leap into humans.

Emergency room nurses wear face masks at Second People's Hospital of Shenzhen in China in February 2020. (Man Yi/UN photo) An epidemiologist specializing in outbreak detection and response told ...