User Samwise

57 votes

23 answers

18k views

The 10,000 year skyscraper

asked Oct 31, 2016 at 23:47

54 votes

15 answers

15k views

Alien number systems - Is the decimal system special?

asked Dec 7, 2016 at 22:28

15 votes

9 answers

2k views

Would magic cause a medieval society to stagnate rather than progress technologically?

asked Nov 11, 2016 at 0:31

10 votes

1 answer

388 views

Engaging your warp drive while underwater

asked Jul 7, 2017 at 3:04

9 votes

3 answers

3k views

Medieval wire making

asked Oct 12, 2017 at 23:20

9 votes

4 answers

300 views

When I turn on my warp drive, where does the energy go?

asked Jan 12, 2019 at 21:42

9 votes

4 answers

1k views

Do space androids make big impact craters?

asked Jan 2, 2017 at 7:27

8 votes

2 answers

381 views

Fantasy Royal Flying Doctor Service

asked Mar 25, 2018 at 9:46

7 votes

5 answers

209 views

The giant rain maker

asked Dec 30, 2017 at 21:44

7 votes

4 answers

439 views

Counterbalancing a Ringworld so it doesn't explode

asked Jul 25, 2020 at 5:05

6 votes

3 answers

624 views

A structually self-supporting hollow Earth?

asked Apr 28, 2018 at 4:22

6 votes

3 answers

409 views

How to have people and big bugs at the same time

asked Dec 23, 2018 at 0:09

6 votes

5 answers

718 views

Local terraforming

asked Apr 12, 2017 at 20:59

5 votes

1 answer

370 views

Antimatter filled buckyballs - The energy storage medium of the future

asked Apr 11, 2020 at 2:49

5 votes

4 answers

662 views

Do aliens use toothbrushes?

asked Jul 7, 2017 at 2:38

4 votes

7 answers

795 views

Restarting civilisation

asked Jan 21, 2017 at 22:59

4 votes

4 answers

466 views

What material(s) should I use to protect my androids against ballistic impacts (bullets) and what protection would I get?

asked Sep 12, 2016 at 22:50

4 votes

2 answers

403 views

The 10,000 year skyscraper Part II: Could it ever be possible?

asked Nov 1, 2016 at 22:30

3 votes

3 answers

235 views

Probing neurons to map someones brain

asked Nov 24, 2017 at 21:56

2 votes

4 answers

865 views

What are the energy requirements of moving some of Venus' atmosphere to Mars?

asked Jun 7, 2017 at 11:19

0 votes

1 answer

640 views

Tiniest habitable dyson spheres

asked Mar 2, 2018 at 21:39

Stack Exchange Network

21 Questions

The 10,000 year skyscraper

Alien number systems - Is the decimal system special?

Would magic cause a medieval society to stagnate rather than progress technologically?

Engaging your warp drive while underwater

Medieval wire making

When I turn on my warp drive, where does the energy go?

Do space androids make big impact craters?

Fantasy Royal Flying Doctor Service

The giant rain maker

Counterbalancing a Ringworld so it doesn't explode

A structually self-supporting hollow Earth?

How to have people and big bugs at the same time

Local terraforming

Antimatter filled buckyballs - The energy storage medium of the future

Do aliens use toothbrushes?

Restarting civilisation

What material(s) should I use to protect my androids against ballistic impacts (bullets) and what protection would I get?

The 10,000 year skyscraper Part II: Could it ever be possible?

Probing neurons to map someones brain

What are the energy requirements of moving some of Venus' atmosphere to Mars?

Tiniest habitable dyson spheres