Variation in the affinities of different influenza virus strains for binding to various host receptors may lead to their transmission to new mammalian hosts; for example, influenza emergence has ...

One of the pages replaced by the Lab Leak website was this COVID-19 information page, documented here via webarchive.org. The lab leak theory argues that the SARS-CoV-2 virus, which causes COVID ...

The White House has taken down some government websites providing COVID-19 information and replaced them with a new boldly styled page dedicated to the controversial theory that the pandemic was ...