Something as cosmic as space travel would have to change your point of view, don’t you think? To see everything and everyone you've ever known as a pretty blue marble suspended in the universe -that woul be humblin...

[youtube=http://www.youtube.com/watch?v=oAVjF_7ensg][YouTube - Link]In December of 1995, astronomers did a risky experiment with the Hubble Space Telescope. They pointed it to a region in space the size of a speck of dus...