Nanozine- This site is a NanoTechnology Magazine with many definitions and links to other nanoscience sites.
Foresight- This is a non-profit organization focusing their efforts on molecular nanotechnology.
NASA NAS- The site for the NAS group of NASA, with researchers skilled in high performance computing and networking; distributed computing; parallel programming tools; nanotechnology and device modeling; applications for high-end computing; computational chemistry.
Nanotechnology- This site contains many external links to sites with a wide range of information on various areas of nanotechnology.
Nanospot- A search engine dedicated to nanotechnology on the world wide web.
Small Times- A scientific journal dedicated to nanotechnology.