Building a solar power satellite from moon dust
Solar power satellite (SPS) advocates have been dreaming of using space resources to build massive constructions for decades.
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Money blog: Portuguese hotspot tops list of 47 'best value' holiday destinations
Money blog: Portuguese hotspot tops list of 47 'best value' holiday destinations The Algarve is the best value popular holiday location, a survey has found. Also in Money today: an orthodontist ...