Scientists think they know how to provide humanity with energy for 5,000 years ahead, using helium-3 from the Moon where it is aplenty. In the opinion of Vladislav Shevchenko, deputy head for lunar research of the Moscow State University’s Astronomy Institute, 25 tons of helium-3 per year will more than suffice to meet mankind’s energy needs.On Earth, helium-3 is measured in grams, while its reserves on the Moon are estimated at 500,000 tons. Tags: Moon, World, News, Sci-Tech, space, Читать далее, Source: Voice of Russia.