O futuro da aviação

Imagens:
Flight Global 1: 

http://www.flightglobal.com/articles/2009/01/02/320433/flight-100-the-next-100-years.html
Flight Global 2:

http://www.flightglobal.com/airspace/photos/concepts/default.aspx
Gizmodo: http://gizmodo.com/

Fonte:
Hypescience, link: http://hypescience.com/tag/aeronaves/
Hypescience, link: http://hypescience.com/nasa-preve-o-futuro-da-aviacao/