A newly released report from the CIA challenges the work intelligence agencies did to investigate Russia's support for Donald ...

A newly declassified CIA memo released Wednesday has raised questions about the intelligence community’s conclusion that ...

In January, an agency spokesperson said that the CIA has assessed that the COVID-19 pandemic is more likely to have emerged from a lab than from nature but said that it had "low confidence" in the ...

The spike protein of the coronavirus, or SARS-CoV-2, binds to a receptor on the host cells, called ACE2, which allows the virus to enter the cells and infect it. Binding is the first step for ...