JAKARTA—Duolingo, the world’s leading learning app, announced the launch of its Chess’s Player-vs-Player mode (PvP) on ...

Chess is one of those games that are easy to learn and but difficult (or impossible) to master. Its rules are fairly simple, but devising optimal strategies and planning multiple moves at the same ...

As the doors to the tournament hall abruptly shut, the pressure began to mount. My first opponent seemed to have already planned the first few moves. My mom, scanning the ...