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Q&A

General Q&A about worldbuilding and other speculative developments that can be extrapolated from science.

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What happens to air pressure if the ice caps completely melt?

2 answers  ·  posted almost 8 years ago by Mikey‭  ·  last activity almost 8 years ago by Mikey‭

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Making the First contact

3 answers  ·  posted almost 8 years ago by Pavel Janicek‭  ·  last activity almost 8 years ago by Pavel Janicek‭

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A species developing writing but not (yet) speech

5 answers  ·  posted almost 8 years ago by Michael Sacchi‭  ·  last activity almost 8 years ago by Michael Sacchi‭

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Burrowing/tunnelling creatures on earth with intricate underground organisation/society?

2 answers  ·  posted almost 8 years ago by alan2here‭  ·  last activity almost 8 years ago by alan2here‭

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Astronomical Phenomena that cause Tidal Waves

3 answers  ·  posted almost 8 years ago by erdekhayser‭  ·  last activity almost 8 years ago by erdekhayser‭

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Harnessing the Moon's kinetic energy

2 answers  ·  posted almost 8 years ago by MDMoore313‭  ·  last activity almost 8 years ago by MDMoore313‭

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Locations for space centres

4 answers  ·  posted almost 8 years ago by J_F_B_M‭  ·  last activity almost 8 years ago by J_F_B_M‭

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Is the Alcubierre Drive relatively free from relativistic collisions?

1 answer  ·  posted almost 8 years ago by bowlturner‭  ·  last activity almost 8 years ago by bowlturner‭

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How can I estimate how far into a cave network breathing is possible?

2 answers  ·  posted 8y ago by trichoplax‭  ·  last activity almost 8 years ago by trichoplax‭

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Traffic in Space (a traffic controller for low earth orbit)

2 answers  ·  posted almost 8 years ago by 2012rcampion‭  ·  last activity almost 8 years ago by 2012rcampion‭

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Eye in the Sky Effect

5 answers  ·  posted almost 8 years ago by Donny‭  ·  last activity almost 8 years ago by Donny‭

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How would a Martian colony be able to celebrate Christmas?

12 answers  ·  posted almost 8 years ago by Pavel Janicek‭  ·  last activity almost 8 years ago by Pavel Janicek‭

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Trebuchet's effect on ship design

3 answers  ·  posted almost 8 years ago by Tyson of the Northwest‭  ·  last activity almost 8 years ago by Tyson of the Northwest‭

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Cost of colony on Mars/Moon per metric ton

1 answer  ·  posted almost 8 years ago by Irigi‭  ·  last activity almost 8 years ago by Irigi‭

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What is the soonest we could possibly have a self-sufficient base on Mars?

7 answers  ·  posted almost 8 years ago by overactor‭  ·  last activity almost 8 years ago by overactor‭

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How to fragment a moon to form a ring around a planet

4 answers  ·  posted almost 8 years ago by Robert Boettcher‭  ·  last activity almost 8 years ago by Robert Boettcher‭

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How soon will the first underwater cities be built?

4 answers  ·  posted almost 8 years ago by Sheraff‭  ·  last activity almost 8 years ago by Sheraff‭

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How soon will tinkering with biology be as simple as programming is now?

5 answers  ·  posted almost 8 years ago by Sheraff‭  ·  last activity almost 8 years ago by Sheraff‭

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Alien race similar to human but without anything in common

4 answers  ·  posted almost 8 years ago by Rodolfo Dias‭  ·  last activity almost 8 years ago by Rodolfo Dias‭

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Space station mass per person

1 answer  ·  posted almost 8 years ago by Irigi‭  ·  last activity almost 8 years ago by Irigi‭

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Shallow sea world - plausable geology?

4 answers  ·  posted almost 8 years ago by Chris Camacho‭  ·  last activity almost 8 years ago by Chris Camacho‭

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Being cooked for dinner! or What Danger of Blueshifting EM into X-rays and beyond?

2 answers  ·  posted almost 8 years ago by bowlturner‭  ·  last activity almost 8 years ago by bowlturner‭

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Gravitational effects of portals at different heights

3 answers  ·  posted almost 8 years ago by HugoRune‭  ·  last activity almost 8 years ago by HugoRune‭

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Can we breathe the moon's crust?

3 answers  ·  posted almost 8 years ago by Kromey‭  ·  last activity almost 8 years ago by Kromey‭

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Where to place industry in a megastructure?

3 answers  ·  posted almost 8 years ago by Philipp‭  ·  last activity almost 8 years ago by Philipp‭

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Polarity of a planet's lightning strikes reversed?

2 answers  ·  posted almost 8 years ago by The Glis Jackel‭  ·  last activity almost 8 years ago by The Glis Jackel‭

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How would an aquatic civilisation forge tools?

8 answers  ·  posted almost 8 years ago by Liath‭  ·  last activity almost 8 years ago by Liath‭

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What would happen in North America if California became drier?

2 answers  ·  posted almost 8 years ago by Vincent‭  ·  last activity almost 8 years ago by Vincent‭

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Could higher land-based life exist on a planet with a pressure of about 1 MPa?

5 answers  ·  posted almost 8 years ago by celtschk‭  ·  last activity almost 8 years ago by celtschk‭

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How would life be different on a planet where intelligent life saw heat instead of colour?

7 answers  ·  posted almost 8 years ago by aspiring_sarge‭  ·  last activity almost 8 years ago by aspiring_sarge‭

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What would be required for a completely self sufficient 1 man habitat?

1 answer  ·  posted almost 8 years ago by System‭  ·  last activity almost 8 years ago by System‭

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What do we get if we eat the moon?

1 answer  ·  posted almost 8 years ago by Danny Reagan‭  ·  last activity almost 8 years ago by Danny Reagan‭

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What would be the effect of a powerful explosive going off in the core of a planet?

3 answers  ·  posted almost 8 years ago by DonyorM‭  ·  last activity almost 8 years ago by DonyorM‭

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What would furniture be like in a zero-G home?

3 answers  ·  posted almost 8 years ago by congusbongus‭  ·  last activity almost 8 years ago by congusbongus‭

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What would change in a dominant/predatory animal given two heads?

2 answers  ·  posted almost 8 years ago by CodeMoose‭  ·  last activity almost 8 years ago by CodeMoose‭

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Varying Gravity

2 answers  ·  posted almost 8 years ago by The Glis Jackel‭  ·  last activity almost 8 years ago by The Glis Jackel‭

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Life on an Earth-like planet with solid core?

2 answers  ·  posted almost 8 years ago by Florian Hollandt‭  ·  last activity almost 8 years ago by Florian Hollandt‭

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What would have to happen in order to force us to live in the ocean?

3 answers  ·  posted almost 8 years ago by Clean Ogre‭  ·  last activity almost 8 years ago by Clean Ogre‭

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How would a completely urbanized city-planet support its population?

5 answers  ·  posted almost 8 years ago by neph‭  ·  last activity almost 8 years ago by neph‭

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How realistic are four legged aquatic animals?

4 answers  ·  posted almost 8 years ago by Liath‭  ·  last activity almost 8 years ago by Liath‭

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