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More Science From an Easy Chair

More Science From an Easy Chair

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Chapter 1 A DAY IN THE OBERLAND

Word Count: 3626    |    Released on: 01/12/2017

absolutely detestable in dull, rainy weather, losing its beauty as the fairy scenes of a theatre do when viewed by dreary daylight. It is the case of the little girl of

ins, where the Lütschine Valley opens into the vale of Interlaken, the Jungfrau appeared in full majesty, absolutely brilliant and unearthly. So I walked towards her up the valley. Zweilütschinen is the name given to the spot where the valley divides into two, that to the lef

trimmed little meadows, whilst the sweet scent of the la

e of the stream. He had already caught half-a-dozen beautiful, red-spotted fish, which he carried in a wooden tank full of water, with a close-fitting lid to prevent their jumping out. I saw him take a seventh. The largest must have weighed nearly two pounds. It seems almost incredible that fish should inhabit water so cold, so opaque, and so torrential, and should find there any kind of nourishment. They make their way up by keeping cl

sdam to Hamburg, though it is unknown in the British Isles. It is quite the best of the European fresh-water fish for the table, and there should be no difficulty about introducing it into the Norfolk Broads. It would be worth an effort on the part of the Board of Agriculture and Fisheries to do so, as the perch-pike, unlike other fresh-water fishes, would hold its own on the market against haddock, brill, and pl

down on its arched stalk, and blocking the way to the nectar in the cup of the flower. When the bee pushes his head against these obstacles and forces them backwards, the result is to swing the long arched stalk, with its pollen sacks, in the opposite direction, namely, forwards and downwards on to the bee's back. It was easy to see this movement going on, and the consequent dusting of the bee's back with pollen. In somewhat older flowers, which have been relieved of their pollen, the style, st., or free stalk-like extremity of the egg-holding capsule, already as long as the stamens, grows longer and bends down towards the lip or landing-place of the yellow flower. When a pollen-du

grown downwards so as to touch the back of a bee alighting on the lip of the flower, and gather pollen from it. 3. Diagram of one of the two stamens. f. The stalk or filament of the stamen. a1. The pollen-producing half-anther, eo. The elongated connective joining it to the sterile half-anther. 4. Section through a flower showing ov. the ovar

lweiss, Gnaphal

flowers are like those of our English groundsel and yellow in colour-little "composite" knobs, each built up of many tubular "florets" packed side by side. Six or seven of these little short-stalked knobs of florets are arranged in a circlet around a somewhat larger knob, and each of them gives off from its stalk one long and two shorter white, hairy, leaf-like growths, flat and blade-like in shape and spreading outwards from the circle, so that the whole series resemble the rays of a star (or m

un diffuses the delicious resinous scent of the pine trees. Above the naked rock we see steep hill-sides covered with forest, and away above these again bare grass-slopes topped by cloud. But as the clouds slowly lift and break we become suddenly aware of something impending far above and beyond all this, something more dazzling in its white brightness than the sun-lit clouds, a form sharply cut in outline and firm, yet round

est, and the highest lowest. The rock is rolled up just as a flat disc of Genoese pastry-consisting of alternate layers of jam and sponge-cake-is folded on itself to form a double thickness. The forces at work capable of treating the solid rocks, the foundations of the great mountains, in this way are gigantic beyond measurement. This folding of the earth's crust is caused by the fact that the "crust," or skin of the earth, has ceased to cool, being warmed by the sun, and therefore does not shrink, whilst the great white-hot mass within (in comparison with which the twenty-mile-thick crust is a mere film) continually loses heat, and shrinks definitely in volume as its temperature sinks. The crust or jacket of stratified rock deposited by the action of the waters on the surface of the globe has been compelled-at whatev

. B. Folding due to a shortening of the horizontal xy by lateral pressure, acting in the direction of the arrow and due to shrinkag

ced by human onlookers, but in 600,000 years this would give you a vertical displacement of more than 5,000 ft. (nearly a mile!). It has been shown that in Switzerland, along a line of country extending from Basle to Milan, strata of 10,000 ft. to 20,000 ft. in thickness, which, if straightened out, would give a flat area of that thickness, and of 200 miles in length, have been

. One could to-day watch the whole scene, in ease and comfort, during the two hours' ascent of the train. And a marvellous scene it is as one rises to the height of 8,000 ft., skirting the glaciers which ooze down the rocky sides of the Jungfrau, and mounting far above some of them. At the Scheidegg I changed into a smaller train, and with some thirty fellow-passengers was carried higher and higher by the faithful, untiring electric current. After a quarter of an hour's progress we paused high above the "snout" of the great Eiger glacier, and descended by a short path on to it,

aurant cut out as a cavern in the solid rock, and survey the wondrous scene. We are now at a height of 10,000 feet, and in the real frozen ice-world, hitherto accessible only to the young and vigorous. I have been there in my day with pain, danger, and labour, accompanied by guides and held up by ropes, but never till now with perfect ease a

nery would be injured by the railway and its troops of "tourists." As well might they protest against the desecration caused by the crawling of fifty house-flies on the dome of St. Paul's. These mountains and glaciers are so vast, and men with their railroads so small, that the latter are negligible in the presence of the former. No disfiguring effect whatever is produced by these mountain railways; the trains have even ceased to emit smoke since they were worked by electricity. I

the digestive canal, and in the cavities connected with the ear and nose. The more suddenly the change of pressure is effected, the more noticeable is the discomfort. But I was rather pleased than otherwise to note, as I sat in the comfortable railway carriage, that when we passed 8,000 feet in elevation the old familiar giddiness, and tendency to sigh and gasp, came upon me as of yore, as I gathered was the experience of some of my fellow-passengers: and when we were returning, and had descended half-way to Lauterbrünnen, I enjoyed the sense of restored ease in breathing which I well remember when the whole experience was complicated by the fatigue of a long climb. A white-haired American lady was in the train with me ascending to the Eismeer. "I have longed all m

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mber,

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