‘What if I told you this school had no teachers?’: Is AI schooling the future of education — or a risky bet?

By Sunlen Serfaty, Linda Gaudino, Nicky Robertson, CNN (CNN) — Chatty, bright-eyed children surrounded US Department of Education Secretary Linda McMahon as she walked with them through an airy building in Texas. Part of a 50-state tour, this stop last year was at an unusual institution: the Austin campus of Alpha, a chain of private