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4 Answered Questions for the topic Vision


What do you see when your eyes are closed?

If you are in pitch black and you close your eyes, you sometimes can see strange shapes of various colors. A lot of the time these shapes and colors change as you observe them. This phenomenon... more


Superhuman eyesight?

My ten year old son was reading car number plates that were too fast, too far away and at the wrong angle for any of us to read or even believe that it was possible for him to read. We thought he... more


How much sky do we see at any one moment?

When we look at any particular point the sky, what percentage of the celestial sphere do we see? This question arises from the notion that on average there passes one meteor per hour overhead. So... more
Vision Writing


Is it possible to write something small on your glasses, put them on, and read it?

I saw this in a movie awhile ago and I recently wondered if this is possible. The person in the movie was competing in a game contest and wrote a cheat code in his glasses. Is it actually possible... more

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