From about 1956 until 1964, US aeronautics engineers and rocket scientists at the Langley Research Center developed a series of spherical satellite balloons called, awesomely enough, satelloons. Dubbed Project Echo, the 100-foot diameter aluminumized balloons were one of the inaugural projects for NASA, which was established in 1958.
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Weekend Project: Making Char Cloth
Learn how to make a cheap and effective fire starter made from an old t-shirt. To download The Char Cloth video click here and subscribe in iTunes. See Char Cloth in action with the Fire Piston from William Gurstelle....
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