wrote ...
Szczepan Bialek wrote:


They are not the same. Sound propagate in gases, liquids and solids
Electric waves in the "aether".

There is no "aether".

Years ago Ludvig Lorenz said that in the space is enough mater to propagate
the electric waves.
Now we say "interstellar matter". But Aether is still in use.

"The interstellar gas consists partly of neutral atoms and molecules, as
well as charged particles, such as ions and electrons."
From: http://www-ssg.sr.unh.edu/ism/what1.html
S*