Categories: Alternative conceptions
An example of the application of a scientific idea now recognised as an alternative conception,
"After the discovery of the cathode rays, two opposite theories were propounded. Crookes attributed the phenomena to an actual molecular bombardment, Hertz to peculiar undulations of the ether."
Henri Poincaré (1914) Science and Method (trans. Francis Maitland) Dover Publications, 1952.
Heinrich Hertz was the physicist after whom the unit of frequency (as in the 50 Hz mains electricity supply) is named.