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Mr. E. W. Maunder - Nature
Nature· 7 hours agoIn his report, read on June 1, 1872, the Astronomer Royal, Airy, put to the Board of Visitors the proposition that a continued series of observations of the solar spots, and ...
The Origin of the Spectrum of the Solar Corona - Nature
Nature· 7 hours agoTHE arguments which have been brought forward to explain the origin of the spectra of nebulæ may be used with certain modifications to explain the spectrum of the solar corona ...
Solar Phenomenon - Nature
Nature· 7 hours agoAs I see no record of what I witnessed on the afternoon of the 14th instant in NATURE of the 15th, I trouble you with this brief statement. At 3h. 20m. p.m. on that day I was struck by the appearance ...
Meteorological Observations - Nature
Nature· 7 hours agoFROM the “Jahrbucher“ of the Austrian Meteorological Office for 1904 it appears that changes have recently been made in the comprehensive operations of that important institution. A considerable ...
The Deflection of Light in a Gravitational Field - Nature
Nature· 7 hours agoFROM an experimental point of view, Einstein's general theory of relativity is at present in an ambiguous position. It is well known that there are three conceivable tests between its conclusions ...
Solar Halo with Parhelia - Nature
Nature· 7 hours agoON Thursday, April i a solar halo with parhelia was seen here, in regard to which, with the consent of the Astronomer-Royal, I beg herewith to offer a few par- ticulars. On ...
Astronomy on Postage Stamps - Nature
Nature· 7 hours agoThe 2c., 5c., 10c., 20c., and 40c stamps depict respectively the dark nebula in Orion, the solar corona as seen at a total eclipse, the open spiral nebula in Canes Venatici ...
Societies and Academies - Nature
Nature· 7 hours ago—H. Deslandres: The recognition in stars of the successive layers of their atmosphere and the periodic variations of these stars. From the study of the calcium lines in the solar< ...
Ionisation of the Kennelly-Heaviside Layer - Nature
Nature· 7 hours agoTHE eclipse observations of August 31, 1932, and Appleton's Tromsø observations, indicate fairly certainly that the normal daytime ionisation in the E layer (100 km. height) is due mainly to ...
Pressure of Calcium in the Sun's Atmosphere - Nature
Nature· 7 hours agoIN a recent interesting investigation, A. Unsöld has estimated the total number of atoms of various kinds in the solar atmosphere which give rise to Fraunhofer lines of the ...
