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12:40 AM
@Amoeba really funny! Shame it's closed. I'm aymara and know a bit about llamas and how they were banned by the conquistadors in favour of mules, which don't reproduce so you have to buy another one. I'd have suggested that in that alt-history, the andean people's conquered the europeans right back and now dish out llamas as a welfare resource so everyone has access to clothing, food and load bearing transport.
 
12:51 AM
@AleFernandez I thought it was funny too
Oh my i just posted either my worst or best question, I am gonna be honest with this question, I have no idea what I'm talking about, I'm making guesses worldbuilding.stackexchange.com/questions/111598/…
 
1:29 AM
0
Q: Species/Race lifespans

Dead KnightWhat are all the factors of a species' or race's lifespan, scientifically? Know that I am not asking for life expectancy, which can obviously be handled by the worldbuilder him/herself, but rather lifespan in a controlled environment, which is less able to be simply chosen. To better phrase the ...

 
 
11 hours later…
12:09 PM
1
Q: Religious Answer to Question Not About Religion with Reality Check Tag

jeanThis question is about navigation on a super sized sea on a super-earth. It received a bizarre "religious" answer. I don't feel like this answer is adding anything to the discussion and worse I guess it's blatantly off-topic. Is my guess correct? Can we flag it for deletion?

 
 
2 hours later…
2:12 PM
Anyone have any good questions?
 
2:29 PM
If reality is subjective, examine what happens to society
 
@Secret No change. Reality is subjective and dependent on the observer's interpretation of what they observe. We continue to have what we observe today in society.
 
@Green I wish I did. Instead, here's a composite image of a galaxy being stripped of its gas by the intracluster medium:
 
@HDE226868 That's beautiful!
 
(The "blue" tail is x-ray emission; it's ESO 137-001)
 
@HDE226868 What's so massive that it strips some gas but doesn't deform the galaxy too?
I don't understand the processes that create the image you shared.
 
2:38 PM
So, it's moving through the Norma cluster of galaxies, which contains a lot of gas in between the galaxies (called the intracluster medium).
 
That gas trail length is many times the diameter of the galaxy so it's been happening a long time.
....OH!
 
This leads to ram pressure acting on this galaxy, as it's moving decently fast.
 
So that long trail is just energized gas from the galaxy passing through it?
 
Yep.
 
If you're emitting in X-Ray, you've got a really strong energy source in there.
SUPER COOL!
Do we have evidence that the Millky Way is doing the same thing?
 
2:40 PM
The gas in the cluster is hot; the gas in the galaxy is cool. When the cool gas hits the hot gas and gets stripped from the galaxy, it emits some x-rays.
@Green Not as far as I know. I'd kinda doubt it.
I don't think we're moving fast enough through the Local Group.
Which makes sense, as we, along with Andromeda, gravitationally dominate it.
(Oh, and by "hot" gas, I mean hundreds of millions of Kelvin; by "cool" gas, I mean tens of Kelvin.)
 
 
3 hours later…
5:52 PM
Weird question: could immune systems be considered altruistic? They defend other cells while occasionally dying in the process. (And yeah I know they aren't even really sentient and the distinction is a bit arbitrary, but it's a weird though I had recently so anyway)
 
By that definition I'd say so... though only if you project consciousness on them
 
@bendl Agreed. Otherwise, the immune system is a machine with expendable parts that wear out over time and are automatically replaced.
 
6:09 PM
I'd compare it to a automated missile defense system. By some definition you could say that the missiles are altruistic, but it's not like they ever decided to sacrifice themselves
 
6:23 PM
0
Q: What kinds of edit do we have?

AnonymousI'm kinda new here, but I already edit posts I think need it. I already edit posts for Grammar Spelling and Math (I edit math to put it into LaTeX/MathJax format) Are there any other edits I should know about? Any other edits that can be done? I often skim questions and answers simply fo...

 
 
1 hour later…
7:45 PM
1
Q: Is name choice on-topic for Worldbuilding?

A. KvåleI'm very new to the SE "Worldbuilding" site, and therefore I'm not quite sure if a question I have is on-topic there. It is about the mechanics of a world, though its this world, and the mechanics aren't very grand. My question is this: Would it be okay, and realistic, to have two brothers n...

 
 
4 hours later…
11:19 PM
0
A: Sandbox for Proposed Questions

AnonymousViability of Many Suns This is the first of a thread of related posts on a hypothetical alternate universe/Light Plane. Other posts from this thread are here: (Will be updated as more are asked.) This alternate universe has planets with many, many, many stars/suns. A particular planet system h...

 

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