Science Photos by Caleb Charland

http://www.calebcharland.com/
There's something hypnotic and powerful about these black-and-white photos of simple science demonstrations.

Geek Hierarchy

Which geeks consdier themselves less geeky than other geeks?
http://www.brunching.com/images/geekchartbig.gif

Hierarchy of Monsters

http://threatquality.com/2009/10/28/a-hierarchy-of-monsters/
A thoughtful and hilarious discussion of who would beat who in one-on-one monster fights.

Ladies: yes, this is what guys think about.

fork in the road

http://mademelaugh.com/pixes/fork-in-the-road.jpg
a fork in the road, literally

Atomic Rockets

http://www.projectrho.com/rocket/rocket3ab.html
I'm not sure exactly what this is, but what an amazing collection of science fiction images and ideas in one place.

Bing/Twitter

http://www.bing.com/twitter
this site keeps track of what people are tweeting about so you can keep your fingers on the pulse of what's really unimportant

Making a graphic image of words

This takes words as text and lays them out in a graphics collage arrangement:
http://www.wordle.net/
You can change the font or colors or layout.
Really great for poetry or inspirational messages.