The Scientific Monthly, Volume 13James McKeen Cattell American Association for the Advancement of Science, 1921 |
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acid activity adult American animals appear atomic weight average Bellomont beriberi birth birth-control body Bureau cent chemical chemical elements chemistry child correlation curve death rate Descartes discovery disease Drosophila duration dysgenic Earl effect electricity elements environment especially eugenics eugenists experimental experiments fact factors fishes fluid Galois Gardiner Gart girl's hand Hassler helium Helmholtz heredity Hopi human important increase individual industry infant interest Isabel de Vermandois J. J. Thomson knowledge laboratory large number less living marriage material mathematical means ment mental methods mother nature normal observed optic vesicle organic parents pellagra physical population possible practical present PRINCE OF MONACO problem produced Professor progress question race radicles relation scientific scientist scurvy Society substances temperature Tewa theory tion University Virchow vitamin whole
Popular passages
Page 253 - Das Buch der Natur von Konrad von Megenberg. Die erste Naturgeschichte in deutscher Sprache. Stuttgart, Karl Aue 1861.
Page 551 - But, finally, perfection, - as culture from a thorough disinterested study of human nature and human experience learns to conceive it, - is a harmonious expansion of all the powers which make the beauty and worth of human nature, and is not consistent with the over-development of any one power at the expense of the rest.
Page 290 - It is conceivable that the various kinds of matter, now recognized as different elementary substances, may possess one and the same ultimate or atomic molecule existing in different conditions of movement.
Page 555 - And many races of living things must then have died out and been unable to beget and continue their breed. For in the case of all things which you see breathing the breath of life, either craft or courage or else speed has from the beginning of its existence protected and preserved each particular race.
Page 451 - C, standing on the floor, both appear to be electrized; for he, having only the middle quantity of electrical fire, receives a spark upon approaching B, who has an over quantity ; but gives one to A , who has an under quantity. If A and B approach to touch each other, the spark is stronger, because the difference between them is greater. After such touch there is no spark between either of them and C, because the electrical fire in all is reduced to the original equality.
Page 216 - As I watch the American nation speeding gaily, with invincible optimism, down the road to destruction, I seem to be contemplating the greatest tragedy in the history of mankind.
Page 450 - These appearances we attempt to account for thus: We suppose, as aforesaid, that electrical fire is a common element, of which every one of the three persons above mentioned has his equal share, before any operation is begun with the tube.
Page 558 - Have I named one single river ? Have I claimed one single acre? Have I kept one single nugget — (barring samples)? No, not I. Because my price was paid me ten times over by my Maker. But you wouldn't understand it. You go up and occupy.
Page 431 - The rating a man earns furnishes a fairly reliable index of his ability to learn, to think quickly and accurately, to analyze a situation, to maintain a state of mental alertness, and to comprehend and follow instructions.
Page 7 - I mean by elements, as those chymists that speak plainest do by their principles, certain primitive and simple, or perfectly unmingled bodies; which not being made of any other bodies, or of one another, are the ingredients of which all those...