An Instagram post turned one California student newspaper into a free-speech flash point. The students say they were just doing their homework.

Everyone is talking about the reading crisis. But inside the “Mississippi Miracle,” it’s all about comprehension.

Four-minute miles are almost routine. Middle schoolers are beating college runners. Inside the youth track boom that’s turning kids and teens into speed machines.

In the 1960s an MIT professor named Joseph Weizenbaum created a chatbot called ELIZA. The conversations people had with it set precedents for the chatbots to come.