The American Journal of Science and Arts, Volúmenes99-100S. Converse., 1870 |
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Términos y frases comunes
alcohol ambulacral ammonia amount appears arsenic arsenic acid arsenite body boiling Brachiopods bromine carbonic carbonic acid cent chemical chlorid Cimoliasaurus color columbite compounds containing copper Cretaceous Crinoids crystals deposits described determined diameter distance distilled Elasmosaurus electric equal equator ether ethyl experiments feet flame force formation formula fossil galvanometer genera genus geological give glass gneiss grms heat helix Huronian hydrogen inches iron labradorite Lake Laurentian length less light limestone lines liquid longitude magnetic mass matter means metallic meteors method miles mineral molecules nearly needle Nova Scotia observations obtained oxalic acid oxyd oxygen ozone paleozoic period plants plates portion precipitate present probably produced Prof quantity radiation region remarkable rocks salt silicic ethyd Silurian sodium solar solution species specimens spectrum spirals substance sulphate sulphuric acid sun's surface temperature theory thickness tion tube wire zinc
Pasajes populares
Página 400 - SKETCHES OF CREATION. Sketches of Creation: a Popular View of some of the Grand Conclusions of the Sciences in reference to the History of Matter and of Life. Together with a Statement of the Intimations of Science respecting the Primordial Condition and the Ultimate Destiny of the Earth and the Solar System. By ALEXANDER WINCHELL, LL.D., Professor of Geology, Zoology, and Botany in the University of Michigan, and Director of the State Geological Survey.
Página 389 - But the great tragedy of Science — the slaying of a beautiful hypothesis by an ugly fact — which is so constantly being enacted under the eyes of philosophers, was played, almost immediately, for the benefit of Buffon and Needham.
Página 282 - The object of this work is to supply students and field-botanists with a fuller account of the Plants of the British Islands than the manuals hitherto in use aim at giving.
Página 395 - I should expect to be a witness of the evolution of living protoplasm from not living matter. I should expect to see it appear under forms of great simplicity...
Página 401 - It seems to me impossible to rise from the perusal of those publications without a strong conviction that the lamentable mortality which so frequently dogs the footsteps of the most skilful operator, and those deadly consequences of wounds and injuries which seem to haunt the very walls of great hospitals, and...
Página 143 - And assuredly, there is no mark of degradation about any part of its structure. It is, in fact, a fair average human skull, which might have belonged to a philosopher, or might have contained the thoughtless brains of a savage.
Página 149 - The mean calorie is 1/100 the amount of heat necessary to raise the, temperature of 1 gram of water from 0° C. to 100° C.
Página 143 - The inference I would draw from this class of phenomena is, that a superior intelligence has guided the development of man in a definite direction, and for a special purpose, just as man guides the development of many animal and vegetable forms.
Página 398 - It is obvious that this question has the most profound importance, whether we look at it from a practical, or from a theoretical, point of view. A parasite may be stamped out by destroying its germs, but a pathological product can only be annihilated by removing the conditions which give rise to it. It appears to me that this great problem will have to be solved for each zymotic disease separately, for analogy cuts two ways.
Página 387 - ... of one sort or another, that the hypothesis of Abiogenesis began to appear not only untrue, but absurd ; and, in the middle of the eighteenth century, when Needham and Buffon took up the question, it was almost universally discredited.