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Posts by Pink Sweetener‭

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Q&A In a post-fossil fuel economy, what could natural gas pipelines be used for?

The United States (as well as many other countries) is covered in a vast network of tubes: These tubes vary greatly in diameter. Some could hardly fit a baseball, while others are large enough ...

14 answers  ·  posted 6y ago by Pink Sweetener‭  ·  last activity 6y ago by Pink Sweetener‭

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Q&A What does a solid, 1 mile diameter subterranean glass sphere look like?

There is a solid glass sphere that is 1 mile in diameter. It is completely covered in dirt and rock, except for one small room that is built adjacent to the sphere. One of the four walls of this ...

6 answers  ·  posted 6y ago by Pink Sweetener‭  ·  last activity 6y ago by Pink Sweetener‭

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Q&A Using an Asteroid's Momentum for Spaceship Propulsion

There's a lot of talk on futurist blogs about mining asteroids for propellant and other resources for space travel, but I have something else in mind. Could a spaceship, starting out in geocentric...

3 answers  ·  posted 5y ago by Pink Sweetener‭  ·  last activity 5y ago by Pink Sweetener‭