Question: what makes things shiny or glow in the dark?

Armin Shams answered on 22 Nov 2019: last edited 22 Nov 2019 1:39 pm

Eye(s) being able to receive enough light, in the frequency range visible to the eye(s), as a result of the thing reflecting or releasing/creating such light. Calling it shiny or glowing depends on the light reflection/release/creation pattern.