Google co-founder Sergey Brin has revealed how AI recently helped him identify an employee for promotion, someone he hadn’t even noticed before.

Duolingo CEO Luis von Ahn said he has already spoken to employees internally but wanted to share the summary with the public.

Demonstrators protest outside the Center for Disease Control, in Atlanta, after the Trump administration began mass layoffs of 10,000 staffers at U.S. health agencies under the Department of ...