On a humid January morning in 2023, deep in the heart of Côte d’Ivoire’s Taï National Park, a baby monkey fell ill. Its skin erupted with angry red lesions, the kind scientists recognize immediately ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. A 48,500-year-old "zombie" virus has been revived by a team of European scientists from the permafrost in Siberia. Its ...