I used to be obsessed with the programming game Screeps and read most of these blog posts when they were still published on the authors stanford pages- there's a lot of great stuff in there.
Screeps is fascinating but I never got motivated to play it. :(
I use the Stanford pages [1] to link to interesting papers and I use Red Blob Games to explore interactive ways of presenting topics. The most recent update to the Stanford pages is from 3 weeks ago, about any-angle pathfinding [2]. But most of what I do these days is on the Red Blob Games site. I probably would've kept using the Stanford pages but they have a 100MB quota limit and I was running out of space…