Video: ÂÂA Peek Inside the Bloom Box
Friday, February 19, 2010 - 15:28
in Physics & Chemistry
In the world of energy, the Holy Grail is a power source that's inexpensive and clean. Lesley Stahl gets an inside look at one inventor's "energy machine." 60 Minutes, Sunday, Feb. 21, 7 p.m. ET/PT.