Animals carry millions of pathogens. So it's a daunting task to find the one with the greatest potential to spark a pandemic. Now scientists are rethinking the way they hunt for that next new virus.
Nipah virus, which can rapidly infect and kill members of a community, is carried by bats. Exactly how does it cross over into humans? Researchers in Bangladesh are trying to find out.
As we launch a series about spillover viruses — like SARS-CoV-2, which triggered a global pandemic, you may have a lot of questions. So do we — 7, to be exact, in the quiz below. See how you do.
