A Random Conglomeration of Fun Things
Miscellanea
Ever wanted to try competing in a triathlon?
My favorite shoes: Vibram Five Fingers
Computing
Tired of Windows? Don't care for Mac? Try Linux! I highly recommend Ubuntu
Open Source Applications for Windows/Linux/Mac (Alternatives to Windows/Mac Applications)
Open Source Applications for Linux
Astronomy + Pop Culture
Help save the night sky with GLOBE at Night!
The world of itunes contains many podcasts related to astronomy:
AstroCast
Astronomy.com
SkyWatch
Lectures from university classes
Astronomy 161 : Solar System Astronomy
Astronomy 162 : Stars, Galaxies & The Universe
There are also various podcasts available for NASA and the Hubble Space Telescope