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    • The Opacity of an Ionised Gas - Nature

      Nature· 22 hours ago

      IN a paper read before a joint meeting of the American Physical Society and the American Astronomical Society, in December, I pointed out that theoretically the absorption of radiation ...

    • Effect of Antihistamines on Daphnia - Nature

      Nature· 1 day ago

      Daphnia pulex reacts under ultra-violet radiation (wave-lengths less than 4000 A.) with negative phototaxis. In man the influence of the same wave-lengths is connected with ...