Try to imagine what the electric and magnetic … is a steady magnetic field [from the earth] … Then there some irregular, nearly static electric fields … [by static electricity] … Then there are other magnetic fields produced by … as light travels from window to floor and … 186,000 miles per second. [There are also infrared, ultraviolet, x-rays, radiowaves, the Mariner II space craft, galaxies, lightning, cosmic rays, etc.] … [p. 20-9] What are the demands of scientific imagination? … It requires a much higher degree of imagination … understandable, all I have to do is to … [p. 20-10] When I talk about the fields swishing … the objects themselves. I cannot really make a …
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