And here is a list:

bioinformatics blogs
Life Scientists room
Neil Saunders
Roland Krause
Pedro Beltrao
Jason Stajich
Euan Adie
Lars Jensen
Deepak Singh
Cyrus Harmon
Genome Dynamics
fungalgenomes.org
nodalpoint.org
Yokofakun
Propeller Twist
bioinformatics.org
Andrew Dalke
Personal Genome
iSpecies blog
Inforbiomatica
hublog
Hocus Pokus

bio/science blogs
Biocurious
Declan Butler
Nascent
Pharyngula
Bioethics.net
Free Association
young female scientist
OpenScience project
genetics+health
evolgen
post-genomics
gene expression
Informaticopia
Tangled Bank
Cavalcade of Mammals
Triplepoint
panda's thumb
stranger fruit
Genetic Chaos
In the Pipeline

tech/scifi blogs
xkcd
Bruce Schneier
Raph Koster
io9
27B/6
William Gibson
Bruce Sterling
Rudy Rucker
The Register
The Scientist
jay is games
geekdad
videogameworkout
Red Orbit
+ve tech journal
Laughing Meme
Respectful Insolence
Braintickle