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Simba's user avatar
Simba's user avatar
Simba
  • Member for 7 years
  • Last seen more than 4 years ago
15 votes

Is there any plausible reason for a robot's eyes to glow?

13 votes

Why might a planetary recon craft need to be manned?

12 votes

Keeping supplies for 1000 years

12 votes

What kind of recurring phenomena could cast darkness on a planet for days/weeks at a time?

12 votes

Why do people continue to live in an unfavorable location when there are significantly greener pastures?

10 votes

Reasons why air travel isn't feasible, but ground travel is?

10 votes

Would humans be able to derive nutrition from foodstuffs found on alien planets?

5 votes

Could we mine the Moon if we replaced the taken mass?

5 votes

Is there an actual use for Gold Tools?

4 votes

Economy without inflation

4 votes

If everyone looked the same, what is your identity?

4 votes

Would aliens that evolved on low gravity planets be able to cope with Earth's gravity?

3 votes

What could cause the Earth to be so endangered that mankind needs to relocate to another system?

3 votes

What could lead a very poor country to arise as an economic powerhouse?

3 votes

How to ensure stagnation of population figures without slaying inhabitants?

3 votes

Creating a barrier between continents

2 votes

If an inventor discovered how to build a teleportation device and used it, what laws would he have broken and could he be successfully prosecuted?

2 votes

What could cause sudden localized atmospheric pressure change?

2 votes

What kind of recurring phenomena could cast darkness on a planet for days/weeks at a time?

2 votes

What kind of recurring phenomena could cast darkness on a planet for days/weeks at a time?

2 votes

How can an unimaginably huge life form reliably communicate with mortals?

2 votes

What does Earth have to offer for an alien civilization

2 votes

Erosion of buildings on geological timescales

2 votes

A King's son is born after the King has died and his brother has inherited

2 votes

How cheap would FTL have to get to be practical?

1 vote

Could Nazi Germany, Surviving WWII, Survive the Cold War?

1 vote

How to explain the use of high-tech bows instead of guns

1 vote

Can spacecraft defend against antimatter weapons? How?

1 vote

How would humans adapt if low-wage labor was done by robots?

1 vote

Reinventing computer not being bound by legacy issues