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Kirill

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15 votes

How can we meet aliens in an underpopulated galaxy?

science-based aliens space-travel asked Sep 11, 2023 at 14:45
worldbuilding.stackexchange.com

14 votes

Does it make sense to build a wall to protect a city from radioactive wasteland?

science-based radioactivity asked Aug 21, 2022 at 23:47
worldbuilding.stackexchange.com

10 votes

How surgeries are performed on military and hospital ships?

surgery asked Oct 19, 2023 at 12:31
medicalsciences.stackexchange.com

8 votes

Preexisting wormholes: How to find aliens?

science-based space space-travel wormholes asked Aug 1, 2023 at 1:31
worldbuilding.stackexchange.com

8 votes

Is it believable to store information in live DNA for billion years?

internal-consistency aliens asked Jun 14, 2023 at 16:29
worldbuilding.stackexchange.com

8 votes

What could cause a spike in the natural uranium depletion rate?

science-based nuclear fission asked Jan 7, 2020 at 15:07
worldbuilding.stackexchange.com

6 votes

What natural astronomical object is rare on a Hubble volume scale?

universe observable-universe asked Aug 2, 2023 at 12:34
astronomy.stackexchange.com

6 votes

How to design a proper void whale?

reality-check creature-design space xenobiology nuclear asked Dec 26, 2020 at 19:54
worldbuilding.stackexchange.com

5 votes

How to realistically explain antigravitation?

science-based gravity megastructures asked Aug 16, 2020 at 19:30
worldbuilding.stackexchange.com

5 votes

How do I estimate the difference in the speed of time flow between Earth and a distant star?

time-dilation estimate asked Mar 15, 2023 at 21:52
astronomy.stackexchange.com


Top Answers