Reasearchers have been doing stuff about the regeneration of the limbs of humans instead of artificial limbs
because of accidents.
Barry, Patrick. 2007. Extreme healing: Protein aids limb regrowth in newts. Science News 172(Nov. 3):276. Available at http://www.sciencenews.org/articles/20071103/fob3.asp .
Sohn, Emily. 2005. From stem cell to any cell. Science News for Kids (Oct. 19). Available at http://www.sciencenewsforkids.org/articles/20051019/Feature1.asp .
http://www.sciencenewsforkids.com/articles/20071107/Note3.asp
James
Stephan
Tyler