There is a blinding beacon of light at the top of a tower in the middle of the Mojave Desert. It’s a solar power facility called Ivanpah. It’s been supplying enough juice to power 140,000 ...

One massive solar farm, using towers and heliostats and promising to generate 392 megawatts of power, is slated for ... Getty Images At the Solúcar site, light is reflected by 1,879 enormous ...