About Nikola Tesla:
Nikola Tesla was a Serbian American inventor, electrical engineer, mechanical engineer, physicist, and futurist best known for his contributions to the design of the modern alternating current (AC) electricity supply system.
The harness of waterfalls is the most economical method known for drawing energy from the sun.
Nikola TeslaIf you want to find the secrets of the universe, think in terms of energy, frequency and vibration.
Nikola Tesla