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Aspect - Nature
Nature· 20 hours agoEvery surface has at every point an aspect, which is the direction of a normal at that point. This may be regarded as the first property of surfaces, for if we define a surface ...
American Science - Nature
Nature· 20 hours ago—Discussing the question, Is the existence of growth rings in the early exogenous plants proof of alternating seasons? Dr. Warring concludes from observations, that some exogens form ...
Scientific Serials - Nature
Nature· 20 hours agoTo this end the theta-fuchsian functions of Poincare are introduced, and their expressions in terms of the hyperelliptic theta series deduced.—Concerning the existence of surfaces capable of ...
Sky Glows - Nature
Nature· 20 hours agoThese clouds were wave-like in form, and evidently at a great elevation, and though they must have received their light from the sun, it was not easy to think so, as upon ...
Societies and Academies - Nature
Nature· 20 hours agoStarting with the ammonia compound of zirconium chloride, ZrCl4.4NH3, a rise of temperature gives successively the amide, Zr(NH2)4, the imide (impure), Zr(NH)2, and finally, at about 350° C, ...
Association and Dissociation Reactions of Thyroglobulin - Nature
Nature· 20 hours agoFROM their ultracentrifugal studies on thyroglobulin, Heidelberger and Pedersen1 found that solutions of this protein within its pH stability region2 are fairly homogeneous (Fig. 1). It was ...
From the editors - Nature Reviews Genetics
Nature· 20 hours agoLars Feuk, Andrew Carson and Stephen Scherer discuss how the focus on SNPs as the main source of genetic variation that defines our individuality, which has dominated the ...
Centrosome biogenesis and function: centrosomics brings new understanding - Nature Reviews Molecular...
Nature· 21 hours agoRecent large-scale functional genomics and proteomics analyses have revealed novel molecules that are involved in regulating centrosome function and biogenesis. Other studies indicate that certain ...
[Letters to Editor] - Nature
Nature· 21 hours agoIN a collection of sound film registrations I find quite a number of regions that resemble the one reproduced in Fig. 1. Such a region consists of a series of bits of vibration with many peaks ...
Iodine as a Base Forming Element - Nature
Nature· 21 hours agoAN important memoir is contributed to the current issue of the Berichte of the German Chemical Society, by Prof. Victor Meyer and Dr. Hartmann. A new substance of a some-what surprising nature ...
