Random odd and ends that either made me laugh or think.
In no particular order:
http://whatshouldwecallgradschool.tumblr.com/post/33435756213/when-i-find-out-that-the-new-student-reads-wswcgs
http://whatshouldwecallgradschool.tumblr.com/post/43346350728/my-progress-in-grad-school
Shatner, aka El Capitan, going back to the future (http://www.youtube.com/watch?v=q2kd1B0Ybto)
Useful websites
mcmaster.com - great place to learn about macromachining and materials, and also buy stuff (although they are occasionally a bit pricey)
custompartnet.com - lots of reference materials on fabrication/manufacturing techniques
hyperphysics.phy-astr.gsu.edu - learn physics
doitpoms.ac.uk - learn materials science
Neat websites
hackaday.com - people doing really cool stuff
instructables.com - people showing you how to do really cool stuff
grantland.com - solid sportswriting
xkcd.com - obligatory
"This is SportsCenter" commercials
Star Wars (http://www.youtube.com/watch?v=tlLiViHkVj4)
Donovan vs. Copier (http://www.youtube.com/watch?v=X5fYJcdEeiM)
SVP PEDs (http://www.youtube.com/watch?v=SogXrmAnpWU)
THE Arnold Palmer (http://www.youtube.com/watch?v=wLxKSvkpE1Y)
Big Time Timmy Jim (http://www.youtube.com/watch?v=AfI8EjoBJYU)
Workplace Hazards (http://www.youtube.com/watch?v=gHebuF8tNEM)
