CIA director John Ratcliffe ordered the release of a declassified assessment about the origin theory of COVID-19.
The Microsoft co-founder said he believes there is a 10-15 percent chance of a natural pandemic hitting in the next four ...
The billionaire philanthropist and Microsoft cofounder thinks the world is poised to make the same mistakes from the last ...
The CIA says lab leak is most likely source of COVID outbreak. But there is no consensus among scientists whether it ...
In the midst of pandemic upheaval, researchers have gained fundamental insights about how the body fends off infections.
A bird-flu pandemic is far from inevitable. But health experts are closely monitoring an outbreak that could quickly escalate ...