8 ms·
The odds that we all evolved to that point of technology at the same time is tiny. It's far more likely that there are many civilizations in advance of us and
by yanowitz 14y ago
The odds that we all evolved to that point of technology at the same time is tiny. It's far more likely that there are many civilizations in advance of us and far enough away that we'd detect something. Unless they already went quiet (deliberately or through extinction).
- lisper 14y agoOr because they plugged themselves into virtual realities that are more attractive to hang out in than physical reality.
- nextparadigms 14y agoOr maybe they don't need virtual realities anymore because they can reshape their world anyway they want through nanotechnology. At that point I doubt it would be too hard for them to hide from us, anyway. They could cover their planet in a shield that makes it look and act like a non-planet to us ( whatever that would be).
- pavel_lishin 14y agoLarry Niven has posited that perhaps all those red giants are just Matrioshka Brains - Dyson spheres enclosing suns and radiating mostly infra-red waste heat.