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1 vote
2 answers
25 views

Would perfect muscle control realistically be advantageous?

0 votes
3 answers
74 views

How to justify a large population practicing universal endocannibalism being healthy?

-2 votes
0 answers
69 views

need help in designing mechanism or machine for forging 2H metal sword using explosive

0 votes
5 answers
2k views

Bladed Sci-fi Spear Practicality?

4 votes
3 answers
390 views

Is a body auto-pilot exoskeleton survivable?

2 votes
4 answers
456 views

Plausibility Analysis of a Fictional Future SSTO (single-stage-to-orbit) Aerospace Fighter

4 votes
0 answers
227 views

Appearance of sky and star from the termination zone on a habitable planet?

9 votes
8 answers
2k views

The ruling body has decided to combine the yearly census with a head-tax, how can i avoid rampant tax avoidance and wrong data?

7 votes
2 answers
858 views

How could seasons work on a moon that has the livability of a planet?

8 votes
5 answers
1k views

How can a clairvoyant do good and at the same time protect himself?

10 votes
2 answers
535 views

Soil Types Sanity Check

4 votes
3 answers
389 views

What armor can be ISRUed (In situ resource utilization) in a Saturn like environment?

10 votes
3 answers
2k views

Pumping water in a fantasy medieval-equivalent setting?

12 votes
8 answers
2k views

Can technology based on locally-altered fundamental interactions justify black boxes that can't be reverse-engineered?

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