4
votes
2answers
180 views

How photons represent colors that you see?

Right now, my understanding is that, a mixture of photons of many different frequencies is perceived as white by your eye. While no photons at all, is perceived as black. And photons with the blue ...
6
votes
5answers
776 views

Why is Light invisible?

Why can't we see light? The thing which makes everything visible is itself invisible. Why is it so?