A.I.’s math problem reflects how much the new technology is a break with computing’s past. By Steve Lohr In the school year that ended recently, one class of learners stood out as a seeming puzzle.

Chatbots like ChatGPT get stuff wrong. But researchers are building new A.I. systems that can verify their own math — and maybe more. By Cade Metz Reporting from San Francisco On a recent afternoon, ...

Bailey Heugly, right, records the length a ruler dropped to recreate an experiment on reaction time (how long it takes to respond to a stimulus) during a data science class at Lehi High School in ...