As the coronavirus pandemic has closed schools around the country and forced many parents into the role of teachers, one lifeline may be particularly helpful: a free online math tutor. On a cloudy ...

Eighth-grade students at Wilson Middle School in San Diego sit at a classroom table. National test scores show that eighth graders in nearly every state across the nation, including California, saw ...

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, ...