Monthly Archives: March 2011

Wind — top down engineering versus crafts tradition

In the summer of 1979, engineers from US aerospace and energy agencies assembled a $50 million utility-scale wind turbine on an alpine meadow overlooking the college town of Boone, North Carolina.  The 100 foot blades on the Mod-1 turbine poured … Continue reading

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The surprising history of sustainable energy

There’s nothing new under the sun — least of all, the idea of solar energy. During the 1860s and 1870s, when “peak coal” fears swept across Europe, many people thought that civilization itself could be extinguished. Scientists and engineers insisted … Continue reading

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