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

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What makes a virus airborne? Some viruses like chickenpox, smallpox and measles don't need "droplets" like coronavirus does. Does it have something to do with the size or composition of the capsid?

4222 upvotes

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A person died in the apartment below me, and the body stayed there for 3 weeks. Why is the smell not leaving the walls/furniture, and why is that smell still occuring without the body? What are those chemicals? Are those chemical "sticking" to materials the same way it does for urine?

2353 upvotes

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How do genes "encodes" the geometry of the body of a specie ?

12 upvotes

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In my town, the tramway is powered by only one power line. Does that mean the rails are part of a circuit ? Are most trains like this ?

9 upvotes

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Back in 1876, how did mathematicians prove some mersenne primes were actually prime numbers ?

9 upvotes

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Considering the theory of evolution and natural selection, is eugenics good or bad science, or neither ?

7 upvotes

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What makes species grow or decrease in size ?

6 upvotes

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What are nutrients needed to make hair ? I have a lot of pilosity, is my body wasting nutrients ?

5 upvotes

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If I want the heaviest 3cm ball, what available element should I choose ? Why not a stable form of Uranium ?

4 upvotes

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Is there a reason that Air Launch to Orbit methods are not very coomon ?

3 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What makes a virus airborne? Some viruses like chickenpox, smallpox and measles don't need "droplets" like coronavirus does. Does it have something to do with the size or composition of the capsid?	4222
A person died in the apartment below me, and the body stayed there for 3 weeks. Why is the smell not leaving the walls/furniture, and why is that smell still occuring without the body? What are those chemicals? Are those chemical "sticking" to materials the same way it does for urine?	2353
How do genes "encodes" the geometry of the body of a specie ?	12
In my town, the tramway is powered by only one power line. Does that mean the rails are part of a circuit ? Are most trains like this ?	9
Back in 1876, how did mathematicians prove some mersenne primes were actually prime numbers ?	9
Considering the theory of evolution and natural selection, is eugenics good or bad science, or neither ?	7
What makes species grow or decrease in size ?	6
What are nutrients needed to make hair ? I have a lot of pilosity, is my body wasting nutrients ?	5
If I want the heaviest 3cm ball, what available element should I choose ? Why not a stable form of Uranium ?	4
Is there a reason that Air Launch to Orbit methods are not very coomon ?	3