The concept discussed in this video is funny, IMO, as it combines a good idea (highly efficient lighting powered by a renewable resource) and a gross misunderstanding of basic science. There is no energy in gravity; the energy lighting the lamp …
The concept discussed in this video is funny, IMO, as it combines a good idea (highly efficient lighting powered by a renewable resource) and a gross misunderstanding of basic science. There is no energy in gravity; the energy lighting the lamp …