Cheap aircraft

I have read this report before, but it still remains quite interesting, it is about the FMX-4 Facetmobile: http://www.wainfan.com/pavreport.pdf

SpaceShipTwo unveiled

Here is a great article with pictures and video:
http://news.bbc.co.uk/2/hi/science/nature/8400353.stm

Awesomely pretty machine. I would like to fly that thing (as a pilot rather than passenger).

MIT course materials online

I found this site quite interesting:
http://ocw.mit.edu/OcwWeb/web/courses/courses/index.htm#AeronauticsandAstronautics

MIT course lecture material online for everybody for free.