It's not unknown, explain it is another issure. It's, the Energy Catalyzer = E-Cat, and according to the inventors, Adrea Rosssi and Sergio Facardi, it finally breaks the over unity physics theory. A system that produces more energy then it utilizises has before neve invented. Nicoli Testla did it at the turn of the century, but few were able to understand the technology that he was trying to bring to the world and it was lost becauew of greed and ignorance. Very inexspensive energy. 1/10 of what you are paying today of even less has now been created, according to it's inventors.