How do you know what you 'know'?
If they are like most scientists,they "know" it only because someone else told them so, from a textbook source, which itself may or may not be correct.
"All of science is testable to anybody willing to make the effort."
And spend a few billion!
The edge of the observable Universe is about 13.8 billion light years that way. But it's also 13.8 billion light years that way. And that way, and that way.
And cosmologists think that if you travel in any direction long enough, you'll return to your starting point, just like how you can travel in any one direction on the surface of the Earth and return right back at your starting point.
The reason he said we are dead center of the universe is because he is using the same perverse logic that people thought the sun and stars and other planets revolved around earth, because it was how you perceive it to be. Since you cant see past the visible edge of the universe of course you appear to be in the center, its the center of all you can see.
Returners
Feb 18, 2014If they are like most scientists,they "know" it only because someone else told them so, from a textbook source, which itself may or may not be correct.