Nature, Količina 79

acid actinium æther Agriculture animals apparatus appears Astronomical atom atomic weight British chapter chemical College colour comet contains dealing December described discussion earthquake effect electric engineering experimental experiments fact geological give given helium hydrogen illustrated important Institute interest investigation J. J. Thomson January laboratory large number larvæ lines London magnetic magnetic field mathematical matter measured memoir ment meteorological method Museum nature North Sea November November 19 observations Observatory obtained October origin ovum paper particles period phosphorescence photographs physical plankton plants plates practical present pressure Price prize produced Prof published question radio-active radium rays recent recognised reference regard Royal Society schools scientific seiches solar South species spectrum stars surface temperature theory thorium tion tube tuberculosis University uranium various velocity volume Zeeman effect