When you start annotating blitz games, make sure you have enough question marks stored. It may even look like the author enjoys showing these mistakes, but it is something we have to live with – blitz is a competition that is decided not by the spark of a…

Time flies. That's always the feeling when another year comes to an end—and it was definitely a great year for chess. Caruana winning the Candidates' (and a few more tournaments!), Nakamura winning the Grand Chess Tour (and the Speed Chess Championship!)…

Our guest scientists pick the breakthroughs and discoveries that defined their year, from insights into human evolution to our first trip aboard an asteroid