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ckersch's user avatar
ckersch
  • Member for 9 years, 5 months
  • Last seen more than 1 year ago
16 votes
Accepted

Would a planet with very small temperature variation (between 17 and 21 degrees Celsius) be possible?

15 votes

What production of power would be most efficient in a zombie apocalypse?

15 votes

How large would a mega structure have to be to host 1 billion people indefinitely?

14 votes

Symbiotic benefits for large sentient bio-machine

14 votes
Accepted

Building a (solid) ring around the earth

14 votes

base-12 numeral system

14 votes

What methods of transportation would develop in a Stone Age society in a forest world?

14 votes

Ranged weapon that can shoot through obstacles without destroying them

13 votes
Accepted

Is it possible to block light from a planet temporarily with stardust?

13 votes

Is there a theoretical maximum size for rocky planets?

13 votes

Poisoned close-combat weaponry -- practical implementations?

13 votes
Accepted

Is this 80.000km-diameter world plausible?

13 votes

Conflicting milestones, what to do?

13 votes

How does a migratory species farm?

13 votes

How can I move a planet?

12 votes
Accepted

How would our democracy change if we had quick, reliable, accurate means to instantaneously vote on issues online

12 votes

That's no moon! It's a space station! How big can a space ship be before it collapses on itself?

12 votes

Can a medieval kingdom have two effective rulers at one point in time?

12 votes

Weapon developed in modern melee only world

12 votes
Accepted

How can a spaceship unknowingly interfere with tides on a planet?

12 votes

Would a clone army be a viable means of reproduction?

12 votes

If Earth spin decreased, how can I get it spinning faster?

12 votes

Just how unrealistic is a hovering city?

11 votes

If magic is real, can it be true that rational scientific thought should exclude it?

11 votes
Accepted

Could a Neptune like Gas Giant support life?

11 votes

Brown Dwarves: Dyson Spheres in disguise?

11 votes

What could cause infertility between humans living in gravity and humans in space? How could that cause speciation?

11 votes

A practical method to turn the planet Earth. Is there a real world flaw in this proposed method?

11 votes

What can I do to the zombie virus to make it more effective?

11 votes

Human to robot interface for data exchange

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