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Statements like "The mass of the electron includes the mass of the electric field it generates" have to be taken veeery carefully. In quantum field theory we can calculate the backreaction of the electric field our electron creates on itself, which is the mass shift I think you talk about. For these calculations to make sense, we need to make use of ...


In most cases, Reflected Sunlight determines the color of the sea. Tropical islands have turquoise seas because the water absorbs blue and reflects the red in the sunlight. If you go diving, you will notice that the water become bluer the deeper you go. This is because only the blue light waves are able to penetrate deep waters. Sometimes when there is a ...

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