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Heating with the sun

Solar-Active-Houses heat themselves using heat collectors and water tanks. However, no one had conducted an objective assessment of how efficiently they do so. Fraunhofer researchers put some of these solar houses to the ...

dateAug 03, 2015 in Energy & Green Tech
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What is the dark web?

The "dark web" is a part of the world wide web that requires special software to access. Once inside, web sites and other services can be accessed through a browser in much the same way as the normal web.

dateAug 13, 2015 in Internet
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