In an April speech, Alberto Carvalho, the superintendent of Los Angeles schools, promoted an A.I. chatbot that he said would “transform education.”
6 Beaches to Love This July 4 (and All Summer Long)
这个7月4日(和整个夏季),要爱上的6个海滩
The Rubik’s Cube Turns 50
魔方五十岁啦
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