C HESS IS the sort of deep and rewarding game that you can spend an enjoyable lifetime failing to master. But even ardent fans might concede that, as a spectacle, watching two players think for long ...

This smart chess board blends the tactile joy of in-person play with the global reach of online opponents.

At just nine years old, Rayan Rashid Mugdho, a young chess prodigy from Dhaka, has achieved what many seasoned players can only dream of—defeating five-time world champion Magnus Carlsen. This ...