We’re monitoring the situation very, very closely. We’ve never seen this many infections of non-bird species as we have in the U.S.," Johns Hopkins virologist Andrew Pekosz said.

Five years since Covid-19 started upending the world, the virus is still infecting and killing people across the globe -- ...

An awkward question remains five years after Covid-19 began its deadly rampage: is the world ready to handle the next ...