Nature, Volume 94Sir Norman Lockyer Macmillan Journals Limited, 1915 - Electronic journals |
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Results 1-5 of 100
Page 8
... question of the limits of the radial motion . Mr. St. John's investiga- tions indicated that the usual course of the displaced lines over spots showed no sharp break , and the dis- placement did not suddenly cease at the periphery of ...
... question of the limits of the radial motion . Mr. St. John's investiga- tions indicated that the usual course of the displaced lines over spots showed no sharp break , and the dis- placement did not suddenly cease at the periphery of ...
Page 18
... question , after all , is , Why do organisms progress at all instead of remaining stationary from generation to genera- tion ? To answer this question it is not necessary to go back to the beginning and consider the case of the first ...
... question , after all , is , Why do organisms progress at all instead of remaining stationary from generation to genera- tion ? To answer this question it is not necessary to go back to the beginning and consider the case of the first ...
Page 19
... question of the inheritance of so - called acquired characters . I do not wish it to be supposed , however , that I regard this as the only direction in which the law of the accumulation of surplus energy can manifest itself , for I ...
... question of the inheritance of so - called acquired characters . I do not wish it to be supposed , however , that I regard this as the only direction in which the law of the accumulation of surplus energy can manifest itself , for I ...
Page 20
... question we must re- member that the behaviour of an organism at any moment depends upon two sets of factors - the nature of its own constitution on one hand , and the nature of its environment on the other . If these factors are ...
... question we must re- member that the behaviour of an organism at any moment depends upon two sets of factors - the nature of its own constitution on one hand , and the nature of its environment on the other . If these factors are ...
Page 23
... question may be definite material particles , and it is quite possible that such particles may have a specific chemical constitution to which their effects upon the developing organism are due . From our point of view the interesting ...
... question may be definite material particles , and it is quite possible that such particles may have a specific chemical constitution to which their effects upon the developing organism are due . From our point of view the interesting ...
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Common terms and phrases
Agriculture animals appears applied Australia British Association Carboniferous character chemical climate College colour comet course Cretaceous crust curve D'Arcy Thompson deal described discussion disease earth effect engineering enzymes expedition experiments fact Fisheries flora geological give given illustrated important increase India interesting investigation islands isostasy J. J. Thomson Joseph Larmor land larvæ lectures lines lithosphere London malaria material mathematical matter ment Mesozoic methods miles Museum natural observations Observatory obtained October organisation organism origin paper period Permian photographs Phylloglossum physical plants plates possible practical present Price problems produced Prof protozoa published rainfall recent records regard Royal scientific Society soil South South Africa species square miles stress summer belt surface telegraphy temperature theory tidal friction tion University various velocity Western Australia
Popular passages
Page 29 - Engineer, being the art of directing the great sources of power in Nature for the use and convenience of man...
Page 83 - The which observed, a man may prophesy, With a near aim, of the main chance of things As yet not come to life ; which in their seeds, And weak beginnings lie intreasured. Such things become the hatch and brood of time...
Page 39 - Rapid Methods for the Chemical Analysis of Special Steels, Steel-Making Alloys and Graphite...
Page 307 - October 12, 1908, a prize of $1,500 is offered for the best treatise 'On the Relation of Atmospheric Air to Tuberculosis.
Page 22 - In pursuance of this scheme the Commercial Intelligence Branch of the Board of Trade...
Page 3 - ... indication of a difference between the physical nature of the suboceanic and sub-continental parts of the crust is in rough correspondence with the conclusions previously suggested on quite other grounds. In...
Page 35 - Purely untutored humanity, it is true, interferes comparatively little with the arrangements of nature, and the destructive agency of man becomes more and more energetic and unsparing as he advances in civilization, until the impoverishment, with which his exhaustion of the natural resources of the soil is threatening him, at last awakens him to the necessity of preserving what is left, if not of restoring what has been wantonly wasted.
Page 248 - Instead of the circular hole, 'tis better to substitute an oblong hole, shaped like a long parallelogram, with its length parallel to the prism. For if this hole be an inch or two long and but a tenth or twentieth part of an inch broad or narrower, the light of the image will be as simple as before, or simpler, and the image will become much broader and therefore more fit to have experiments tried in its light than before.
Page 37 - Walbrook, and so into the Thames. And by these degrees was this fen or moor at length made main and hard ground, which before being overgrown with flags, sedges, and rushes, served to no use...
Page 43 - My first child was born on December 27th, 1839, and I at once commenced to make notes on the first dawn of the various expressions which he exhibited, for I felt convinced, even at this early period, that the most complex and fine shades of expression must all have had a gradual and natural origin.