Ask HN: What math, science, and developer comics do you follow?

I am always looking for quality and regularly updated web comics with topics in software, mathematics, sciences, and nerd culture. What do you follow?

http://abstrusegoose.com/

http://www.commitstrip.com/en/

http://notinventedhe.re/

http://spikedmath.com/

http://www.smbc-comics.com/

http://thedoghousediaries.com/