Nature, Volumen41Sir Norman Lockyer Macmillan Journals Limited, 1890 |
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acid Algæ animals appear Astronomical atomic weights birds Botany bright British carbon cells centimetres character chemical Chemistry chloroform clouds colour comet contains crystals December described effect electric elements exhibited experiments fact fish fluorine galvanometer given heat Horny Sponges illustrated important increase India Institute interesting iron Islands January lectures lines London magnetic manganese mass matter ment metal meteorites Meteorological method miles Museum natural natural selection November observations Observatory obtained occur ocean organism origin ovum P. L. Sclater paper Peltier effect period physical plants plates present probably produced Prof Ray Lankester recent regard remarkable Report researches Royal Society scientific solar South species specimens spectrum stars steel structure substance surface temperature theory tion tube variation various volume W. H. Perkin wind
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Página 247 - I HAVE hitherto sometimes spoken as if the variations — so common and multiform in organic beings under domestication, and in a lesser degree in those in a state of nature — had been due to chance. This, of course, is a wholly incorrect expression, but it serves to acknowledge plainly our ignorance of the cause of each particular variation.
Página 131 - If it could be proved that any part of the structure of any one species had been formed for the exclusive good of another species, it would annihilate my theory, for such could not have been produced through natural selection.
Página 169 - S (Frank) FRGS— MATABELE LAND AND THE VICTORIA FALLS. A Naturalist's Wanderings in the Interior of South Africa.
Página 171 - ... the transporting of one part of matter or of one body from the vicinity of those bodies that are in immediate contact with it, or which we regard as at rest, to the vicinity of other bodies.
Página 192 - FRS, president, in the chair. — The Secretary read a report on the additions that had been made to the Society's Menagerie during the month of March, and called special attention to three Sirens (Siren lactrtina) from South Carolina, presented by Dr.
Página 190 - Great falls were still taking place, throwing up a fine powder which rose into the air like bands of smoke. There were also fissures and depressions of the ground at other localities in the neighbourhood. 3 " On a new Genus of Siliceous Sponges from the Lower Calcareous Grit of Yorkshire.
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Página 189 - This may be due, in part at least, to the fact that the disease causes little or no malformation on cedar.
Página 5 - Few things in physical science appear to me more certain than that what has so long been called electricity is a form, or rather a mode, of manifestation of the ether...