A Winning Light Bulb With the Potential to Save the Nation Billions
Thomas Edison would be amazed. The conventional light bulb has got some serious competition. The 60-watt incandescent light bulb — an estimated 425 million of which are sold each year — has been technologically stunted for nearly a century. But an electrifying energy-saving alternative, which could arrive in stores as soon as early 2012, has [...]
