As a result, purple and magenta are known as "nonspectral" colors, because they don't really exist as actual electromagnetic ...

Violet is a real spectral color, while purple is fake and exists only as a mix of red and blue light. There’s no pure “purple” wavelength, which is why it’s left out of the rainbow entirely.

To test the new system, the researchers printed a small, working model of a human knee joint. It had rigid “bones” and ...

There's a color that isn't "real," according to science. Use of and/or registration on any portion of this site constitutes acceptance of our User Agreement, (updated 8/1/2024) and acknowledgement ...

The technology, detailed in the journal Nature Materials, relies on a specially formulated liquid resin and a unique ...

Have you ever noticed purple street lights while driving? It's definitely odd, and there's a lot of speculation as to why this happens. Here's what we know.