when could sky city be built?

Answer 1

When weight can be eliminated and things can be floated in the air. Either the floating power better than the drapping power.

Answer 2

Yeah, it really is conceivable. the superior way with present day technologies will be utilizing balloons, probable packed with helium when you consider that hydrogen has this stressful tendency to capture on fireplace. The 'city' would finally end up searching better like a group of humungous zeppelins than a known city, in spite of the indisputable fact that it might a minimum of be floating contained in the air. There have also been proposals to envision huge kites with rotating blades contained in the jetstream as a thanks to generate electric powered potential. in case you could make some thing like that artwork, you may want to probable also placed somewhat living area up there too (sacrificing some potential output for it, of direction). link the cables together and also you'll have some thing like a small 'floating city'.

Answer 3

Well... we could now but we'd have to have a ton of fuel (explosives such as in a rocket) to produce the gigantic amount of thrust required to raise the city and all of the buildings. To get these explosives would cost trillions, just to keep it a few inches off the ground for a while. So it's possible, just has a gigantic price tag.

Answer 4

With all the problems this old world has with terroism and such, I don't think that would be a wise decision. Let's get safe "ground" cities built first.

Answer 5

When Monkey boy climbs the Beanstauk

Answer 6

When a better understanding of the principle of gravity is upon us.

Answer 7

Right after FLASH GORDON comes home.

Answer 8

When we get really cheap nuclear power.