Education: Down to Earth

Sir Edward Victor Appleton has spent most of his 56 years with his head in the clouds. He has accomplished a lot up there. "The ionosphere," a colleague once said of Sir Edward, "is his playground." He proved the theory that the earth is circled by electrically charged layers in the upper atmosphere, came to know more about them than any man alive (there is an Appleton layer, usually about 140 miles above the earth*). His researches made possible the development of radar, won him a knighthood and the 1947 Nobel Prize in physics....

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