When you look up at the night sky on a clear night, you probably mutter "wow, look at all those stars." Well, if you live anywhere near a big city, you don't know the half of it.

What you may not realize is that you're suffering from light pollution. The sky is so washed out by excess urban lighting that instead of seeing thousands and thousands of stars, you may be seeing only hundreds - or sadly, maybe only dozens.

And, as we lose sight of more and more stars to light pollution, we lose a connection to the universe. We may even lose a little bit of our souls.

Click on the audio player above to learn more.