Tag Archives: Let It Shine:

John Perlin Solar Energy History Series: Part III

I am pleased  to post this third in a series of SOLAR ENERGY  history articles from John Perlin, based on his ground breaking book, Let It Shine: The 6,000-Year Story of Solar Energy. Perlin discusses the major breakthroughs in solar energy throughout the millennia — here the solar heat trap. Third Major Breakthrough – Glass as a Solar Heat Trap Vitruvius,…

John Perlin Series: Five Major Breakthroughs in Solar Energy – Part II

Second Major Breakthrough – Solar Architecture and Solar Cities The second major breakthrough in solar occurred when the Chinese began to apply their knowledge of the changing position of the sun during the year, as discussed in the first installment to this series, to consciously build with the sun in mind for warmth in winter…