Quote:
Originally Posted by Etienne
Aliens exist. The size of the universe pretty much guarantee that.
Now wether they've visited us? I highly doubt so. The odds are pretty low, if you think about it - There's a lot of planets, and we've only been broadcasting for about, what, a hundred years? Radio waves only travel at light speed, after all.
|
And not all that far before their signal attenuates to background noise levels.