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Fulli
  • Member for 9 years, 8 months
  • Last seen more than 8 years ago
10 votes
8 answers
11k views

How can a space "radar" work?

72 votes
20 answers
11k views

How do I drug a population in the most efficient way?

23 votes
5 answers
9k views

Is it possible to advertise on the moon?

19 votes
5 answers
7k views

What is the limiting factor for a plant's growth?

34 votes
8 answers
6k views

What environment would make leaves light blue?

15 votes
3 answers
4k views

What would be the minimum distance between front line trenches in trench warfare?

35 votes
13 answers
2k views

Is a world with no technological improvement possible?

7 votes
7 answers
2k views

How could a force field dome be realized in my city?

16 votes
2 answers
2k views

What effect would a radical gravity change have on plants and fungus?

17 votes
9 answers
2k views

How could a Dyson Sphere be destroyed through natural causes?

15 votes
11 answers
1k views

How could trading posts be defended against pirates?

7 votes
4 answers
1k views

How would a force field dome over a city affect the weather?

12 votes
5 answers
1k views

How could you dig a hole through the fluid mantle of a planet?

5 votes
5 answers
307 views

How fast could a climatic change forced by a civilization happen?