As the horizons of technology expand, the real world is shrinking into a Global Village; Nanotechnology is the new area of interest in technology.
Nanotechnology is an umbrella term that covers many areas of research dealing with objects that are measured in nanometers or billionth of meter. It is a hybrid science combining engineering and chemistry.
When politicians start talking about renewable energy, you know we have problems. Solar energy is a significant renewable energy and here is an overview of how the technology has developed.