The experience of the University of North Carolina at Chapel Hill is instructive. The university, with nearly 30,000 students, started classes Aug. 10. By Monday, 177 students had been isolated after testing positive for the coronavirus and another 349 were in quarantine because of possible exposure. The university had a […]
opinion
Several US firms have joined a call by activists to halt ad spending on Facebook over concerns the leading social network has fallen short in efforts to crack down on hate speech and incitements to violence: AFP/Getty An article linking climate change to Earth’s solar orbit went viral last year, […]