AthenasChosenOne

http://digg.com/video/this-man-made-leaf-could-let-humans-colonize-space http://www.cnet.com/news/this-man-made-breathing-leaf-is-an-oxygen-factory-for-space-travel/ I personally think this is one of the best things we have yet to do.

1. Yes. It seems to be a very logical explanation. 2. Its valid not proven 3. No. I don't belive that the universe will ever end. I belive its infinate. 4. No beacuse of this ^