The discovery of C-60 structures facilitated the beginnings of nanotechnology. Carbon structures have been discovered in a wide variety of geometries.

http://www.nbclearn.com/portal/site/learn/chemistry-now/buckyballs-and-graphene
Video clip that describes how properties change with molecular structure. (6 minutes)

http://www.sciencedaily.com/releases/2010/02/100209183137.htm
Making structures smaller changes ductility and strength

http://www.sciencedaily.com/releases/2011/08/110803174753.htm
Using Buckyballs to image and kill brain tumors

Nanocarriers to deliver drugs
http://www.sciencedaily.com/releases/2007/06/070626161805.htm

Buckypaper
http://www.sciencedaily.com/releases/2012/02/120208132713.htm

optical properties of carbon nanotubes
http://www.sciencedaily.com/releases/2011/11/111121114857.htm

Carbon nanotubes may be used to build computer chips
http://www.sciencedaily.com/releases/2010/05/100531082857.htm