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Top Questions
49
votes
The speed of sound is a single value yet the speed of atoms is distributed over many values. Does the sound wave front smear out?
waves
acoustics
speed
asked Jul 14, 2016 at 11:43
physics.stackexchange.com
16
votes
Did Aboriginal Australians know slings?
weapons
australia
aboriginals
asked Nov 3, 2020 at 4:32
history.stackexchange.com
6
votes
What was the typical error with dead reckoning navigation?
naval
navigation
asked May 11, 2020 at 3:07
history.stackexchange.com
6
votes
Neutron star civilisation space technology
science-based
asked Aug 1, 2021 at 23:28
worldbuilding.stackexchange.com
5
votes
Saint-Exupery describes visit to plateau where he easily finds several meteorites. Is this realistic?
meteorite
asked Jan 13, 2020 at 13:14
astronomy.stackexchange.com
5
votes
Fantasy book series, army of skeletons in one of the books
story-identification
asked Nov 17, 2016 at 23:18
scifi.stackexchange.com
5
votes
Temperature when we strike a spark in vacuum
thermodynamics
temperature
friction
thermal-radiation
asked Jan 5, 2018 at 3:11
physics.stackexchange.com
Top Answers
66
Can an alien society believe that their star system is the universe?
worldbuilding.stackexchange.com
44
Could astronauts find their bearings in the Universe after being transported 6 gigalightyears from Earth?
worldbuilding.stackexchange.com
35
Is the Pike Square formation truly invincible?
worldbuilding.stackexchange.com
26
In a world where Magic steam Engines exist what would keep people from making cars
worldbuilding.stackexchange.com
18
A fruit that electrically shocks you
worldbuilding.stackexchange.com
13
Can a civilization be reduced to the Stone age by a conventional war?
worldbuilding.stackexchange.com
13
In a supercontinent would ships still be the primary way of transportation before the invention of engines?
worldbuilding.stackexchange.com
12
Can we shoot bullets into a specific LEO?
worldbuilding.stackexchange.com
12
How can my ancient Roman civilization develop effective steam power for use in ships?
worldbuilding.stackexchange.com
11
Stellar Navigation for Dummies - Finding your way home
worldbuilding.stackexchange.com
8
What's the fastest way for a creature to move across land?
worldbuilding.stackexchange.com
8
If the Romans found one working steam engine would they have been able to copy and use it?
worldbuilding.stackexchange.com
7
Creature that swims in the solid ground
worldbuilding.stackexchange.com
7
Magical TOWER. Why?
worldbuilding.stackexchange.com
7
Compressed air lighting?
worldbuilding.stackexchange.com
7
How fast a current can ancient water way travel overcome?
worldbuilding.stackexchange.com
7
Can arsenic make deadly weapons?
worldbuilding.stackexchange.com
6
How could steampunk civilizations get lifting gas?
worldbuilding.stackexchange.com
6
What methods might an ancient civilization take to extract fresh water from great depth?
worldbuilding.stackexchange.com
5
Given our current knowledge of exoplanets, approximately how many planets have earth-like gravity in a galaxy the size of the Milky Way?
worldbuilding.stackexchange.com
5
Could more Earth-like planets exist in our Sun's "goldilocks" zone?
worldbuilding.stackexchange.com
5
What would it take to create insulin in the post-apocalypse?
worldbuilding.stackexchange.com
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