http://lesswrong.com/ Thinking about thinking
http://www.realworldtech.com/ For really in depth articles on computer topics, and the forums
http://www.anandtech.com/ for hardware benchmarks and reviews
http://blog.regehr.org/ a blog about C compilers and hiking
http://marginalrevolution.com/ Economics progressor joint blog
http://yglesias.thinkprogress.org/ Intelligent and sane liberal blogger
http://www.theatlantic.com/megan-mcardle/ Intelligent and sane conservative blogger. "Conservative" might actually be a bit of a stretch there...
http://www.rocketpunk-manifesto.com/ About space travel/combat - its almost a guilty pleasure.
Also the blogs of a few authors and friends.
http://lesswrong.com/ Thinking about thinking
http://www.realworldtech.com/ For really in depth articles on computer topics, and the forums
http://www.anandtech.com/ for hardware benchmarks and reviews
http://blog.regehr.org/ a blog about C compilers and hiking
http://marginalrevolution.com/ Economics progressor joint blog
http://yglesias.thinkprogress.org/ Intelligent and sane liberal blogger
http://www.theatlantic.com/megan-mcardle/ Intelligent and sane conservative blogger. "Conservative" might actually be a bit of a stretch there...
http://www.rocketpunk-manifesto.com/ About space travel/combat - its almost a guilty pleasure.
Also the blogs of a few authors and friends.