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> By using our knowledge of physics, we can make reasonable speculation on what is possible and not possible, and what engineering we need to do to make these e
by pavel_lishin 3y ago
> By using our knowledge of physics, we can make reasonable speculation on what is possible and not possible, and what engineering we need to do to make these effort successful
Our speculation is only as good as our understanding of physics. Which is pretty good! But people in 1800s thought they had discovered just about everything to be discovered, and thought themselves at the end of physics, too.
- kiba 3y agoEh, people like to extrapolate by analogies. Doesn't actually mean that it's true. We can only reasonably speculate using our existing knowledge base. Doesn't mean that people literally think we know all there is to physics. People even acknowledged that it's incomplete.