[8192kjshad09-]

> without us even noticing

If only we had two receptors on the front of our face that were capable of detecting EM radiation with wavelengths between 380nm-700nm.

[code_duck]

I don’t have a problem imagining that, but it would be amazing to have receptors that can detect EM radiation below and above 380-700 nm.

[grafs50]

I think you know what I'm getting at though