Blogs
ScienceText
http://www.sciencetext.com
Significant Figures, measurements, units and other detritus cast up by the scientifically illiterate sections of the media, computing tips and tricks, videos, and general gripes
Sciencebase Science Blog
http://www.sciencebase.com
An irreverent science blog covering subjects as diverse as astronomy and zoology, with a healthy pinch of skepticism from award-winning science writer David Bradley.