Five Sources for Research

3D printing is becoming more and more popular and available.
http://www.nytimes.com/2013/09/22/opinion/sunday/dinner-is-printed.html?_r=0

Will 3D printing be able to combat world hunger? and solve other famine problems
http://thinkprogress.org/climate/2013/10/09/2757331/3d-printing-food/

Would 3D printing be used for other areas such as outer space travel?
http://qz.com/86685/the-audacious-plan-to-end-hunger-with-3-d-printed-food/

Will the 3D printing technology be available to other less wealthy countries?
http://3dprinting.com/news/is-the-wakati-one-going-to-solve-food-problems-in-africa/