Senator Bernie Sanders warned that corporations have already lost control of technology that could cause “potentially cataclysmic results” for millions of people.

© Tierney L. Cross/The New York Times

As colleges and students embrace virtual classes, the ease of A.I. cheating is raising questions about the value of an online degree.

© Jay L. Clendenin/Getty Images

As colleges and students embrace virtual classes, the ease of A.I. cheating is raising questions about the value of an online degree.

© Jay L. Clendenin/Getty Images