The source of the SARS-CoV-2 virus, which causes COVID-19, remains elusive. With "low confidence," some federal agencies ...
Researchers have developed a powerful tool that can detect variants of SARS-CoV-2 with high transmission potential before ...
The CIA says both a natural origin and a lab leak "remain plausible" as potential sources of covid-19, following a review of ...
People aged between 30 and 39 were those who contributed most to the transmission of Covid-19 at the start of the pandemic in ...
The antiviral combination of nirmatrelvir and ritonavir (brand name Paxlovid) is an effective treatment for people with COVID ...
Researchers developed a model that detects SARS-CoV-2 mutations linked to increased transmission, identifying high-risk ...
A nasal vaccine for COVID-19 – based on technology developed at Washington University in St. Louis – is poised to enter a phase 1 clinical trial in the U.S. after an investigational new drug ...
In total, 5% of dogs and 13% of cats tested positive for COVID-19 on polymerase chain reaction, and 25% and 36%, respectively ...