Skip to main content
Zeiss Ikon's user avatar
Zeiss Ikon's user avatar
Zeiss Ikon's user avatar
Zeiss Ikon
  • Member for 5 years, 6 months
  • Last seen this week
  • North Carolina
19 votes

Valid reason for not having plate armor in early medieval, low-magic fantasy setting?

6 votes
Accepted

How viable are Airborne Aircraft Carriers on my alien world?

7 votes

Are there any good alternatives to firearms for 1920s aircrafts?

2 votes

Would it be possible to make a custom zoomable world map (kinda like google maps)?

6 votes

Could earth like planet support a second moon, if it was approximately 1/4 of real moon size?

3 votes
Accepted

Ways to harvest hydrogen (apart from sun and giant planets)

11 votes
Accepted

Why would modern humans not use scuba gear for missions underwater? (But freedive instead)

6 votes

Space Elevator for Ganymede

19 votes
Accepted

Could a subterranean river or aquifer generate enough continuous momentum to power a waterwheel for the purpose of producing electricity?

4 votes

Can ultra-low-frequency photon rockets be "safe"?

6 votes
Accepted

How deep would a canyon on this planet have to be to have an earth-like atmosphere?

14 votes

What evolutionary traits would make human child-to-adultsize growth be extremely fast, and how fast can it get?

9 votes
Accepted

What changes would be expected of Earth plants on a low-light planet?

4 votes
Accepted

What level of phenotypic change is plausible over 10-15,000 years?

2 votes

Rate of linguistic change among geographically separated descendants of a common language

15 votes
Accepted

The Frozen Star - Can U-238 reactors be used as a energy source for 10,000 years?

2 votes

Conditions for my tower to be above the clouds

3 votes

is wood a viable material to build space craft?

2 votes

Is it common enough for swamps/marshes to appear in the uplands/highlands of a land mass as opposed to the lower regions?

4 votes

Question on gravity and its relation to weight and force

31 votes

A laser-propelled starship loses its decelerating beam; what options do they have to slow down?

5 votes

Could my planet sustain life?

4 votes

Designing a bipedal/quadrupedal canine

6 votes

In a world where gravity pass from 1 G to 5 G in a cycle of 365 days, can planes fly all the time?

6 votes

Would a rotating habitat work on the surface of a moon?

6 votes

How Can We Illuminate a Bishop Ring?

1 vote

A planet with acid rains but its atmosphere is breathable

9 votes

How could my characters be tricked into thinking they are on Mars?

7 votes
Accepted

What kind of arrow would knock someone over?

5 votes
Accepted

How to significantly slow/stop computer development from advancing past the early 1990s?

1
2 3 4 5
18