•    Nature Nanotechnology

http://www.nature.com/nnano/index.html

•     Science

http://www.sciencemag.org/

•     ICTP Scientific Calendar

http://www.ictp.it/scientific-calendar.aspx

•     European Science Foundation (Conferences)

http://www.esf.org/serving-science/conferences/upcoming-events.html

•     The World Academy of Science (TWAS)

http://www.twas.org/

•     The American Association for the Advancement of Science (AAAS)

http://www.aaas.org/

•     Nanotechnology News

http://phys.org/nanotech-news/

•     Nanowerk

http://www.nanowerk.com/

•     MIT News

http://newsoffice.mit.edu/topic/nanotech

•     Science Daily (Nano-News)

http://www.sciencedaily.com/news/matter_energy/nanotechnology/

•     Science Daily (Solar cell-News)

http://www.sciencedaily.com/news/matter_energy/solar_energy/

•     The Guardian

http://www.theguardian.com/environment/solarpower

•     Department of Energy

http://www.energy.gov/

•     Sharif Solar

http://www.sharifsolar.ir/

• OPLI

http://opli.net/Solar.aspx