Humble Book Bundle: Linux and BSD Bookshelfhumblebundle.com4 points·by wang42·il y a 7 ans·0 comments
CO2 in the atmosphere just exceeded 415ppm for the first time in human historytechcrunch.com500 points·by wang42·il y a 7 ans·533 comments
Chess Tactics Explained in Plain Englishchesstactics.org271 points·by wang42·il y a 9 ans·23 comments