Quote:
Originally posted by Paul K
Great post. I remember as kid being amazed that if you had a space rocket that would never run out of fuel, and you went straight up- and didn't hit anything- you'd just keep going. For ever. That was before my vocabulary included the word 'infinity'...
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forever, huh? how do you know that sooner or later you won't hit a brick wall?
does the universe stretch out in every direction into infinity , ie. there is no end?