How Many People Are In Space Right Now?

http://www.howmanypeopleareinspacerightnow.com/

Your guide to building a homebrew 6502 computer - Hack a Day

http://hackaday.com/2012/05/10/your-guide-to-building-a-homebrew-6502-computer/

Tubewalker: The Tube, on Foot

http://www.tubewalker.com/
Cool apps, too!

Approximations

http://imgs.xkcd.com/comics/approximations.png

Getting Drunk On Stars : Krulwich Wonders... : NPR

http://www.npr.org/blogs/krulwich/2012/04/16/150761211/getting-drunk-on-stars?f=5500502&ft=1

The Delights Of Reading Upside Down : Krulwich Wonders... : NPR

http://www.npr.org/blogs/krulwich/2012/04/26/151311708/the-delights-of-reading-upside-down?f=5500502&ft=1

Cool Components - Olimex, Arduino, Sparkfun, GPS, Bluetooth, PIC MCUs, ARM MCUs, programmers, debuggers and much more.

http://www.coolcomponents.co.uk/catalog/index.php