Didn't need to go to university for this

To know that one of these basic philosophical questions is answered quite simply in a kids' science magazine...

There's a good explanation of the rods and cones in the eyeball, and how the brain interprets the signals it receives. Which shows you how little time First Year Uni Student Me spent on thinking logically.

Aquila Green edition, about colour
That's it?!

Image source: Aquila Magazine, Green issue

12th May 2022