Before electricity generation began slightly over 100 years ago, houses were lit with kerosene lamps, food was cooled in iceboxes, and rooms were warmed by wood-burning or coal-burning stoves. Beginning with Benjamin Franklin's experiment with a kite one stormy night in Philadelphia, the principles of electricity gradually became understood. In the mid-1800s everyone's life changed by the electricity and magnetic induction force. Electricity is also a form of energy. So Electricity is the flow of electrons. All matter is made up of atoms, and an atom has a center, called a nucleus. Before electricity generation began slightly over 100 years ago, houses were lit with kerosene lamps, food was cooled in iceboxes, and rooms were warmed by wood-burning or coal-burning stoves. This book telling this scientific story basicly from ancient Egypt, Greek, Indian and China civilizations to the today's new great inventions such as Maxwell's Electromagnetics and Einstein's Relativity theories with modern applications.