Even originally well-defined pencils of cathode rays from the Sun cannot reach the Earth. For Birkeland's theories to be correct, the existance of such cathode rays is clearly presupposed to be necessary...and this assumption is untenable. — Arthur Schuster Copy Share Image
One of the principal obstacles to the rapid diffusion of a new idea lies in the difficulty of finding suitable expression to convey its… — Arthur Schuster Copy Share Image
Even originally well-defined pencils of cathode rays from the Sun cannot reach the Earth. For Birkeland's theories to be correct, the existance of such… — Arthur Schuster Copy Share Image
In the expressions we adopt to prescribe physical phenomena we necessarily hover between two extremes. We either have to choose a word which implies… — Arthur Schuster Copy Share Image
