Kurzweil AI - The intersection of technology revolution
Singularity Institute - Artifical Intelligence
Heaton Research - Neural Networks & Related Activities
MIT AI Lab - All kinds of interesting stuff
World Community Grid - Supercomputing to help humanity

News:

CNN - News... sort of
FoxNews - More news... sort of
The BBC - Original global new
Matt Drudge - Scoop news
SlashDot - News for nerds
Wired - News for techno-geekss
SciCentral - News on anything science
Science Daily - Research related news
GEN - Genetic engineering news
OSnews - Operating systems and tech
Physorg - Science, Tech, Nano News

Tech:

Liliputing - Mini-computing news
Mini-ITX News - What's going on in the ITX world.
ITX Store - Good place for the little stuff in Europe.
Mini-Box - US-based Pico & ITX parts
NewEgg - Computer stuff at good prices w/ good service.
Parts Express - All kinds of goodies
United Nuclear - More fun stuff (Bob Lazar is a crackpot)
MSC - If you need it for the shop... they have it
West Systems - Epoxy and substrates
FibreGlast - Composites for everyone!
DragonPlate - Pre-fab carbon fibre materials

Hacker Type Stuff:

Cult Of The Dead Cow - Kind of famous computer group
L0pht - Bright gorup of dudes
Hack DC - Hacker space that does all kinds of fun stuff
NYC Resistor - Hacker space... LED heaven
Texarkana Institute of Technology - Yes, T.I.T. it's fo realz.(currently offline)
Cowtown Computer Congress - New Space in KC
Twin Cities Makers - Maker start-up in 'Sota