Astronomers suspect that all the 92 known elements are present to some extent in the sun. Up to last week they had identified 58. Last week, phosphorus was quietly plucked out of the limbo of uncertainty to take its place as the 59th.
Forthcoming from Dr. Charlotte Emma Moore, 35-year-old Princeton Observatory researcher already known for her spectroscopic measurement of sunspot temperatures, the identification followed a triangular cooperation. Dr. Moore took some especially clear laboratory spectra of phosphorus provided by Dr. Carl Clarence Keiss of the Bureau of Standards, compared them minutely with...
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