The Popular Science Review: A Quarterly Miscellany of Entertaining and Instructive Articles on Scientific Subjects, Volume 15James Samuelson, Henry Lawson, William Sweetland Dallas Robert Hardwicke, 1876 - Science |
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Page 2
... regions , within the parallel of 55 ° N. , viz . a North Polar silicious cap . In 1839 an Antarctic expedition was despatched under Sir J. Ross , attention having been awakened by the appearance of Ehrenberg's work on minute organisms ...
... regions , within the parallel of 55 ° N. , viz . a North Polar silicious cap . In 1839 an Antarctic expedition was despatched under Sir J. Ross , attention having been awakened by the appearance of Ehrenberg's work on minute organisms ...
Page 3
... region to the south - east of the Cape of Good Hope . If possible , the Aucklands , Campbell , and Macquarie Islands should be touched at . The zoology of the sea between New Zealand , Sydney , New Caledonia , and the Fiji and Friendly ...
... region to the south - east of the Cape of Good Hope . If possible , the Aucklands , Campbell , and Macquarie Islands should be touched at . The zoology of the sea between New Zealand , Sydney , New Caledonia , and the Fiji and Friendly ...
Page 4
... regions it is considerably below the normal . ( c ) A stratum in which the rate of diminution of temperature is rapid , after being 10 ° in every 200 fathoms . ( d ) The whole of the deeper part of the North Atlantic below 1,000 fathoms ...
... regions it is considerably below the normal . ( c ) A stratum in which the rate of diminution of temperature is rapid , after being 10 ° in every 200 fathoms . ( d ) The whole of the deeper part of the North Atlantic below 1,000 fathoms ...
Page 18
... regions of the sea we should find colours not less vivid than those of their light - loving relatives , are facts full of significance . " See " Nature , " vol . xii . p . 555 . " Journ . Linn . Soc . Botany , " vol . xlv . p . 387 ...
... regions of the sea we should find colours not less vivid than those of their light - loving relatives , are facts full of significance . " See " Nature , " vol . xii . p . 555 . " Journ . Linn . Soc . Botany , " vol . xlv . p . 387 ...
Page 20
... region the impression was confirmed that " while species differ in different localities , and different generic types are from time to time introduced , the general character of the fauna is everywhere very much the same . " † Api , one ...
... region the impression was confirmed that " while species differ in different localities , and different generic types are from time to time introduced , the general character of the fauna is everywhere very much the same . " † Api , one ...
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acid American animals apparatus appears armour astronomical bacteria balloon basidia Bastian bats black discs body carbon character chemical condition containing Cretaceous cystidia cystidium Darwin described diameter dicotyledons Eocene epoch evidence examined existence experiments fact fathoms feet flora fossil fungus genus geological germs gives glacial glaciers Glen Roy Glen Spean globe Greenland heat hymenium important inches interesting Island known less light London matter microscope minute Miocene mode monad motion mountains nature North observations observatory obtained organic period Perissodactyles plants plates Pliocene Popoffka portion present probably Proboscideans produced Professor radiometer recent referred regions remarkable rivers rocks rotifer Royal says scientific seen ship side Sir Thomas Dick-Lauder Society solution species specimens spermatozoids spores stomata supposed surface tardigrade temperature threads tion tube turret Uintatherium upper vegetation velocity weight whole
Popular passages
Page 153 - DUKE'S PALACE. [Enter DUKE, CURIO, LORDS; MUSICIANS attending.] DUKE. If music be the food of love, play on, Give me excess of it; that, surfeiting, The appetite may sicken and so die.— That strain again;— it had a dying fall; O, it came o'er my ear like the sweet south, That breathes upon a bank of violets, Stealing and giving odour.— Enough; no more; 'Tis not so sweet now as it was before.
Page 152 - 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 anything 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.
Page 353 - Connected with the establishment of an university, or separate from it, might be undertaken the erection of an astronomical observatory, with provision for the support of an astronomer, to be in constant attendance of observation upon the phenomena of the heavens ; and for the periodical publication of his observations.
Page 150 - I have seen the wild stone-avalanches of the Alps, which smoke and thunder down the declivities with a vehemence almost sufficient to stun the observer. I have also seen snow-flakes descending so softly as not to hurt the fragile spangles of which they were composed ; yet to produce from aqueous...
Page 401 - The elephant is reckoned the slowest breeder of all known animals, and I have taken some pains to estimate its probable minimum rate of natural increase; it will be...
Page 353 - Europe there are existing upward of 130 of these light-houses of the skies, while throughout the whole American hemisphere there is not one. If we reflect a moment upon the discoveries which in the last four centuries have been made in the physical constitution of the universe by the means of these buildings and of observers stationed in them, shall we doubt of their usefulness to every nation? And while scarcely a year passes over our heads without bringing some new astronomical discovery to light,...
Page 400 - A struggle for existence inevitably follows from the high rate at which all organic beings tend to increase. Every being, which during its natural lifetime produces several eggs or seeds, must suffer destruction during some period of its...
Page 119 - In no single instance, on the other hand, did the air, which had been proved moteless by the searching beam, show itself to possess the least power of producing Bacterial life or the associated phenomena of putrefaction.
Page 400 - Hence, as more individuals are produced than can possibly survive, there must in every case be a struggle for existence, either one individual with another of the same species, or with the individuals of distinct species, or with the physical conditions of life.
Page 118 - ... then showed the air within it to be laden with floating matter. On the 13th it was again examined. Before the beam entered and after it quitted the case its track was vivid in the air, but within the case it vanished. Three days of quiet sufficed to cause all the floating matter to be deposited on the...