/u/fntastikr's posts in /r/askscience

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I thought about space lately and would like your opinion.

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Could the death of the universe be a new beginning?

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Do you mark as positiv on an cov. 19 antigen test after taking the vaccine?

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Why don't we use hydrogen on a big scale to store access energy?

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if humanity would dissappear from one second to the next. How long would it take, so no trace of humanitys civilization could ever be found again?

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Does sound travel at different speed, at higher elevation due to the air being thinner?

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As the universe is finite. what is outside of it? simply nothing at all?

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Why no megastructures?

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What are the reasons we do not build a megastructures like a dysons swarm right now?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
I thought about space lately and would like your opinion.	1
Could the death of the universe be a new beginning?	1
Do you mark as positiv on an cov. 19 antigen test after taking the vaccine?	1
Why don't we use hydrogen on a big scale to store access energy?	1
if humanity would dissappear from one second to the next. How long would it take, so no trace of humanitys civilization could ever be found again?	1
Does sound travel at different speed, at higher elevation due to the air being thinner?	1
As the universe is finite. what is outside of it? simply nothing at all?	1
Why no megastructures?	1
What are the reasons we do not build a megastructures like a dysons swarm right now?	1