tu

http://www.makezine.com

http://www.deutsche-startups.de - German Techcrunch

http://astartupaday.wordpress.com/ - for creative inspiration

http://www.gaborcselle.com/blog/ - watch a new startup in the making

http://www.codinghorror.com

http://www.hackaday.com

http://www.lifehacker.com

http://ikeahacker.blogspot.com/

http://www.iwillteachyoutoberich.com and http://www.getrichslowly.com - for personal finance

Other than that I pretty much rely on HN to filter interesting stuff ;)

There are also lots of kits in the Make Store. (http://makershed.com) Makezine also has a couple of older weekend projects about electronics. Like this one about the arduino

http://blog.makezine.com/archive/2007/09/intro_to_the_arduin...

Or this into to breadboard electronics:

http://blog.makezine.com/archive/2007/08/intro_to_breadboard...

Or the introduction to oscilloscopes:

http://blog.makezine.com/archive/2007/02/introduction_to_osc...