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Wind A kite-based technology could make wind power a lot more reliable, but they need to site the machines where the wind is strongest - and most deadly. | Powering the Future | 01:35 | July 13, 2010 | 13320 |
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Solar In Southern Spain, a solar array focuses 600 mirrors on a 400-foot water tower to create steam electricity. But is there a fatal flaw in solar power systems? | Powering the Future | 02:24 | July 13, 2010 | 16173 |
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Fusion The sun is one million times the size of earth, and its immense gravity causes hydrogen atoms to fuse, releasing enormous amounts of energy. Can scientists build a miniature sun here on earth to harness the clean, renewable power of fusion? | Powering the Future | 01:35 | July 13, 2010 | 12622 |
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Electricity The early days of electric power are long behind us, but the principles remain the same: spin a wheel, add a magnet, and you can create an electricity machine -- a generator. Find out how coal, water, natural gas, oil, nuclear fission, and other ... | Powering the Future | 01:13 | July 13, 2010 | 21076 |
Video Added: July 13, 2010
Views: 13320
Runtime: 01:35

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