I've seen videos like this before and they're always somewhat fascinating to me. Sit back and watch for a few minutes as someone experiences part of our world that they've never truly been able to before.
Also, science is awesome.
[spoiler]Yes, I found this on reddit.[/spoiler]
Edit: New title for CrunchyWolf.
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Edited by Spooky Doggo: 7/17/2015 5:31:23 AMEver wonder if there are certain colors that all humans cannot perceive, so we just see gray, and that's where our "gray" comes from?