Why is it that when we close our eyes in a room that has the light on, we can see little shapes that seem to move? What – Search I'm a Scientist. Get me Out of Here!

Question: Why is it that when we close our eyes in a room that has the light on, we can see little shapes that seem to move? What are the shapes?

Asked by on 17 Mar 2016.

Question: Why is it that when we close our eyes in a room that has the light on, we can see little shapes that seem to move? What are the shapes?