All over the world electricity grids distribute alternating current. Today though, thanks to new technologies, direct current would be more energy efficient. Multinationals are pushing for the switch, which promises to be good business.
New technologies promise energy efficient power
Space elevator to the moon for touris...
Space elevator to the moon for tourist
If you have already visited the entire globe, then this maybe your next step.
- GasLand Documentary — http://www.pbs.org/now/shows/613/index.html http://www.gaslandthemovie.com/ landowners wake up one day to find a lucrative offer from an energy company wanting to lease their property. Reason? The company hopes to tap into a reservoir dubbed the “Saudi Arabia of natural gas.” Halliburton developed a way to get the gas out of the ground-a hydraulic drilling process called [...]
- the business of being born — Better to give birth to your baby at the hospital…or in your home? Co-producer/star Ricki Lake initiated the filming of this eye-opening documentary–during which director Abby Epstein happened to become pregnant–to contrast the experiences of women who deliver their children in a hospital environment with those who complete their pregnancies at home with the assistance [...]
- Michael Hansmeyer: Building unimagina... — [...]
- Top 10 African American Inventors