Does white light exist?

One way to do that is with a source that's emitting light equally at all wavelengths across the spectrum. A very hot object will do that (which is where the term “white hot” comes from). And of course sunlight fits the bill as a broad-spectrum, “white” light source. read more

And of course sunlight fits the bill as a broad-spectrum, “white” light source. There’s definitely no single wavelength that corresponds to “white,” to be sure, but we very typically use the term “white light” to refer to any such broad-spectrum light source or any source which just looks white. read more

The white light has been attributed to the 5th dimension, 6th dimension, and the 7th dimension. There is no right answer and no real debate; it is simply a matter of studying various channeled materials and taking your pick. read more