Where do we stand with Self-replicating nano machines?
The key element of any SciFi and mega scale space project.
Are there any advances in the field?
Startups trying to do it?
Recommended places to learn more?
👤 WaltPurvis Accepted Answer ✓
I remember reading Engines of Creation some 35 years ago and actually believing it, but there has been essentially zero progress. It remains pure science fiction and I expect nothing else in the foreseeable future.