Duolingo launched a beta version of a new chess course on Tuesday, April 22. Here's what the new, free course will offer.

Demis Hassabis was a child chess prodigy, achieving master status in his teens. In a lecture at the University of Cambridge, the Google Deepmind CEO said chess led him to his first experience with AI.

The math that powered FaceMash—and, by extension, set Zuckerberg on the path to building the world’s dominant social-media empire—was reportedly, of all things, a formula for ranking chess ...