The Popular Science Review: A Quarterly Miscellany of Entertaining and Instructive Articles on Scientific Subjects, 14. köideJames Samuelson, Henry Lawson, William Sweetland Dallas Robert Hardwicke, 1875 |
From inside the book
Results 1-5 of 39
Page 20
... increased powers of telescopes , culminating in the gigantic reflector of Lord Rosse , had one by one reduced the number of the so - called nebulæ , by resolving them into clusters of distant stars , very closely packed together , until ...
... increased powers of telescopes , culminating in the gigantic reflector of Lord Rosse , had one by one reduced the number of the so - called nebulæ , by resolving them into clusters of distant stars , very closely packed together , until ...
Page 22
... increased knowledge of the state of these bodies , it is fatal to the theory , and it remains for those who uphold it in its integrity to estab- lish by experiment that the spectrum of a dense gas , when very faint , not only is reduced ...
... increased knowledge of the state of these bodies , it is fatal to the theory , and it remains for those who uphold it in its integrity to estab- lish by experiment that the spectrum of a dense gas , when very faint , not only is reduced ...
Page 24
... increased knowledge , to form their principal or sole constituent . Again , it is not improbable that other comets may be of like composition to the meteors , many of which have been analysed by the ordinary methods of the chemist ; but ...
... increased knowledge , to form their principal or sole constituent . Again , it is not improbable that other comets may be of like composition to the meteors , many of which have been analysed by the ordinary methods of the chemist ; but ...
Page 26
... increased gravitational tendency to condensation near the centre . We may even con- ceive that this intense heat might be sufficient to render gaseous the liquid nuclei when a numerously bright - lined spec- trum should make its ...
... increased gravitational tendency to condensation near the centre . We may even con- ceive that this intense heat might be sufficient to render gaseous the liquid nuclei when a numerously bright - lined spec- trum should make its ...
Page 27
... increased solar heat during years noted for large comets may have a sound foundation . Such a possibility is sufficient to invest the movements of comets with great practical interest , and the various circumstances pro- ducing the ...
... increased solar heat during years noted for large comets may have a sound foundation . Such a possibility is sufficient to invest the movements of comets with great practical interest , and the various circumstances pro- ducing the ...
Other editions - View all
Common terms and phrases
acid American animal ants appear Archaeopteryx Arctic astronomers augite beetle birds body calcite carbon carboniferous cavities chemical colour comets containing cretaceous crystals Darwin dead deposits described diameter earth effect Eocene examination exist expedition experiments fact favour feet flora flowers fluid fossil fungi genera genus Geological give glacier glands glass grains Greenland heat hornblende inch insects interesting island larvæ leaf leucite light London marsupial mass Mastodon matter microscope mineral minute Missourium mode monads Myrmecodia naturalists nature nearly nepheline North nosean observations Observatory obtained organic paper photographs plants plates polariscope polarised pollen pollen-grain present probably produced Professor recent region remains remarkable rocks sand says scientific seen shows Society species specimens stations structure substance sun's surface teeth temperature tentacles tion toughened toughened glass transit Transit of Venus Triplaris Venus zodiacal light
Popular passages
Page 169 - THE BODY of BENJAMIN FRANKLIN, Printer, (like the cover of an old book, its contents torn out, and stript of its lettering and gilding) lies here food for worms ; yet the work itself shall not be lost, for it will (as he believed) appear once more in a new and more beautiful edition, corrected and amended by THE AUTHOR.
Page 89 - Edited, with a brief account of the concluding years of his life, by his youngest Daughter, Paulina B. Granville. 2 vols. With a Portrait. Second Edition. Demy 8vo. Cloth, price 32$.
Page 30 - Near villages and small towns I have found the nests of humble-bees more numerous than elsewhere, which I attribute to the number of cats that destroy the mice.
Page 90 - Animal Mechanism : a Treatise on Terrestrial and Aerial Locomotion. By Professor EJ Marey. With 117 Illustrations. Second Edition. Crown 8vo, 5^.
Page 203 - The conclusion of the matter from the scientific point of view is, that sexually propagated varieties, or races, although liable to disappear through change, need not be expected to wear out, and there is no proof that they do ; but that nonsexually propagated varieties, though not liable to change, may theoretically be expected to wear out, but to be a very long time about it.
Page 252 - Gradually growing and developing, these germs reproduced the parent forms. Their next set of observations led to still more curious results. They were made on the form represented in fig. 3, which rarely appear in the cod's-head infusion under three or four months. Its average length is about l-3000th of an inch.
Page 279 - ... North America, or at Bermuda; all very favourable and very accessible. For the southern stations the selection is not so easy; the observation must be made on the Antarctic Continent ; if proper localities can be found there, and if the circumstances of weather, &c., are favourable, the determination will be excellent; if those favourable circumstances do not hold, no use whatever can be made of the transit.
Page 181 - With numerous Illustrations. Crown 8vo. y. 6d. POLARISATION OF LIGHT. By W. SPOTTISWOODE, FRS With many Illustrations. Second Edition. Crown 8vo. 3*. 6d. ON BRITISH WILD FLOWERS CONSIDERED IN RELATION TO INSECTS.
Page 323 - And I declare that the Council of the said Society shall be the sole judges of the merits of the memoirs or papers for which they may vote the Medal and Fund from time to time. And I direct that the legacy hereinbefore given to the said Society shall be paid out of such part of my personal estate as may be legally applicable to the payment of such bequests.
Page 380 - In the mean time, some of the people were sent on the other side of the water to shoot pigeons for the sick, who at their return reported that they had seen an animal as large as a greyhound, of a slender make, a mouse colour, and extremely swift ; they discovered also many Indian houses, and a fine stream of fresh water.