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mega environmentalism

A Solar-Powered Death Ray

A Spanish company has built a "Solar Power Tower" near Seville that could easily become the world's first orbital solar death ray. It generates electricity via sunlight without photovoltaic cells, using 624 mirrors called heliostats to focus sunlight on a receiver at the top of the tower. The system generates temperatures hotter than the surface of Mercury. More »

8:00 AM on Mon Apr 14 2008
By Ed Grabianowski
2,191 views, 25 comments