The Popular Science Monthly, 59. kötetMcClure, Phillips and Company, 1901 |
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advance American animals appears argon Association atmosphere atomic weights attraction average blood blue body carbon dioxide carbonic acid cause Cavendish cells cent century color sense corpuscles discovery disease earth effect eggs electric elements eminent enzyme especially evolution experiments fact fish forest frog gases genius glaciation helium human hydrogen hypothesis important individual infection influence insanity institution intellectual interest investigation islands known land large number less magnetic maltose mass matter means ment metal method molecules mosquito Murray Island Museum nature Negritos observations observatory organization oxygen particles period Periodic Law persons phenomena Philippines philosophy physical plants polygon position present probably problem produced Professor progress race recent regard rennet sardines scientific skull smallpox societies sporozoites tadpoles temperature theory tion tuberculosis University yellow fever zymase
Népszerű szakaszok
145. oldal - Soon shall thy arm, unconquered Steam, afar Drag the slow barge, or drive the rapid car ; Or, on wide-waving wings expanded bear The flying chariot through the fields of air...
408. oldal - And every living substance was destroyed which was upon the face of the ground, both man, and cattle, and the creeping things, and the fowl of the heaven ; and they were destroyed from the earth : and Noah only remained alive, and they that were with him in the ark.
308. oldal - The objects of the Association are, by periodical and migratory meetings, to promote intercourse between those who are cultivating science In different parts of America, to give a stronger and more general impulse and more systematic direction to scientific research, and to procure for the labors of scientific men increased facilities and a wider usefulness.
364. oldal - That gravity should be innate, inherent and essential to matter, so that one body may act upon another at a distance through a vacuum, without the mediation of any thing else, by and through which their action and force may be conveyed from one to another, is to me so great an absurdity, that I believe no man who has in philosophical matters a competent faculty of thinking, can ever fall into it.
135. oldal - Who dreads to the dust returning? Who shrinks from the sable shore, Where the high and haughty yearning Of the soul can sting no more? No, stand to your glasses, steady! The world is a world of lies: A cup to the dead already — And hurrah for the next that dies!
364. oldal - It is inconceivable, that inanimate brute matter should, without the mediation of something else, which is not material, operate upon, and affect other matter without mutual contact; as it must do, if gravitation, in the sense of Epicurus, be essential and inherent in it.
467. oldal - Considering all these facts, I feel justified in maintaining that human tuberculosis differs from bovine and cannot be transmitted to cattle. It seems to me very desirable, however, that these experiments should be repeated elsewhere, in order that all doubts as to the correctness of my assertion may be removed.
138. oldal - best that the nation could bring." North and South, the nation was impoverished by the loss. The gaps they left are filled, to all appearance. There are relatively few of us left today in whose hearts the scars of- forty years ago are still unhealing. But a new generation has grown up of men and women born since the war. They have taken the nation's problems into their hands, but theirs are hands not so strong or so clean as though the men that are stood shoulder to shoulder with the men that might...
486. oldal - Secondly, on the supposition that the earth performs an annual revolution around the sun, it is embraced along with the planets, in Kepler's law, that the squares of the times are as the cubes of the distances ; otherwise, it forms an exception, and the only known exception, to this law.
566. oldal - That disease, over which science has since achieved a succession of glorious and beneficent victories, was then the most terrible of all the ministers of death. The havoc of the plague had been far more rapid : but the plague had visited our shores only once or twice within living memory ; and the...