Two of the closest known relatives to SARS-CoV-2 — a pair of bat coronaviruses discovered by researchers in Laos — may transmit poorly in people despite being genetically similar to the ...

Most pandemic viruses that have jumped from animals to humans do not show signs of special adaptations to infect people, except the 1977 influenza outbreak, which was likely “sparked by a laboratory ...

Planet Earth—a mere speck in our universe—is home to more viruses than there are stars in the cosmos. They exist at life's outer limit, performing a delicate dance that has lasted eons but can turn in ...

Planet Earth—a mere speck in our universe—is home to more viruses than there are stars in the cosmos. They exist at life’s outer limit, performing a delicate dance that has lasted eons but can turn in ...