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    • Societies and Academies - Nature

      Nature· 1 day ago

      The spectrum, about 270 bands between 3050 A. and 2380 A., has been photographed at pressures from 0.1 mm. The absorption region is therefore the same as for all substances containing the CO ...

    • Paper Chromatography of Natural Resins - Nature

      Nature· 2 days ago

      APART from an early attempt by Stock1 to adapt a method of capillary analysis on filter paper for the examination of natural resins, the potentialities of the chromatographic technique in this ...

    • A Diffusible Substance in Irradiated Tissues? - Nature

      Nature· 2 days ago

      IN a series of experiments carried out on volunteers, a dose of X-rays was given to two small areas of skin separated by a varying width of untreated protected skin, and the reactions produced ...

    • Our Astronomical Column - Nature

      Nature· 2 days ago

      —A remarkable pair of photographs of hydrogen (Hα) flocculi, showing a stereoscopic effect, have been forwarded to us by Prof. Hale. The time interval between the two exposures was seven minutes ...

    • Scientific Serials - Nature

      Nature· 2 days ago

      This number commences with a translation of a paper by M. Mayer, on alcoholic fermentation, and on the nutrition of the yeast plant, and is followed by a long dissertation on scents, according ...