Abstract
SCIENTIFIC men have evinced extraordinary interest in the wonderfully brilliant sunsets that have for some time past been observed in different parts of the world. Various theories have been advanced, but all are agreed that the real cause is not yet definitely determined. At the Brevoort House yesterday, a Tribune reporter spent a couple of hours with Prof. S. P. Langley, astronomer at Allegheny Observatory, Allegheny, Penn. His views upon the topic of the transmissibility of light through our atmosphere are stated below:
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A Vast Dust Envelope 1 . Nature 29, 324 (1884). https://doi.org/10.1038/029324a0
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DOI: https://doi.org/10.1038/029324a0