Theoretical/mathematical physics: Not Even Wrong http://www.math.columbia.edu/~woit/wordpress/ http://www.math.columbia.edu/~woit/wordpress/ The reference fram

Theoretical/mathematical physics: Not Even Wrong http://www.math.columbia.edu/~woit/wordpress/ http://www.math.columbia.edu/~woit/wordpress/ The reference frame http://motls.blogspot.com/ http://motls.blogspot.com/ (not only physics, but also climate change) Collective blog on mathematics and mathematical physics: n-Category cafe http://golem.ph.utexas.edu/category/ http://golem.ph.utexas.edu/category/