/u/TheXypris's posts

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Defense from invading armies has historically shaped the design of ancient cities, are there any modern examples of cities having features or being designed to counter invasion?

2 upvotes • r/AskHistorians

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I have extremely stiff hair that irritates and I can't keep any amount of facial hair for more than a month

1 upvotes • r/BeardAdvice

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how much faster would iron rust in a pure oxygen environment vs normal air?

1 upvotes • r/askscience

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If I had a huge enough Dyson sphere like structure, with the entire inner surface covered in high powered lasers all focused at the center, could a black hole form from the light alone?

1 upvotes • r/askscience

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On average, how many photons are there per cubic centimeter?

1 upvotes • r/askscience

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why does it seem reptiles and amphibians are more likely to be born with 2 heads?

1 upvotes • r/askscience

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Where does the energy of a magnet come from? Does it ever "run out" of magnetism?

1 upvotes • r/askscience

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Could we use cheap, mass produced small satellites to make a 2 AU interferometer telescope?

1 upvotes • r/askscience

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How would a space based interferometer or gravitational wave detector be able to stay stationary relatively to its component satellites with any accuracy in a complex orbital environment?

1 upvotes • r/askscience

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Why do we assume all life came from a single cell? Why couldn't the abiogenesis event create multiple cells or other cells made later or in different locations?

1 upvotes • r/askscience

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Title	Upvotes	Subreddit	Mark as read	Favorited	Rating	Add to a list
Defense from invading armies has historically shaped the design of ancient cities, are there any modern examples of cities having features or being designed to counter invasion?	2	AskHistorians
I have extremely stiff hair that irritates and I can't keep any amount of facial hair for more than a month	1	BeardAdvice
how much faster would iron rust in a pure oxygen environment vs normal air?	1	askscience
If I had a huge enough Dyson sphere like structure, with the entire inner surface covered in high powered lasers all focused at the center, could a black hole form from the light alone?	1	askscience
On average, how many photons are there per cubic centimeter?	1	askscience
why does it seem reptiles and amphibians are more likely to be born with 2 heads?	1	askscience
Where does the energy of a magnet come from? Does it ever "run out" of magnetism?	1	askscience
Could we use cheap, mass produced small satellites to make a 2 AU interferometer telescope?	1	askscience
How would a space based interferometer or gravitational wave detector be able to stay stationary relatively to its component satellites with any accuracy in a complex orbital environment?	1	askscience
Why do we assume all life came from a single cell? Why couldn't the abiogenesis event create multiple cells or other cells made later or in different locations?	1	askscience