/r/askscience

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Can particles other than electrons and protons orbit one another to form "atoms"?

2152 upvotes • M_Night_Shamylan

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Where does all the chlorine we have in the HCl acid in our stomachs come from?

2150 upvotes • _catstronaut_

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What caused this huge GDP per capita boost in 2002-2008?

2149 upvotes • ll_Lucifer_ll

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Did cocoa trees, coffee plants, and tea plants all evolve the production of caffeine independently, or do they share a common ancestor that made caffeine?

2148 upvotes • [deleted]

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If you continued to grind sand into finer and finer particles, would it ever begin behaving like a like a liquid?

2148 upvotes • ragnarokrudolph

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If you got a Polio vaccine as a child, would you need to get re-vaccinated to be protected?

2146 upvotes • gerd50501

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Why does ceramic tank plating stop projectiles that metal plating doesn't?

2144 upvotes • peoplerproblems

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If both Oort Cloud and Kuiper Belt comets are the remnants of our solar systems formation, why is the Oort Cloud spherical and the Kuiper Belt a disk?

2143 upvotes • boxmunch48

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Why does heat cause distortions in the air?

2143 upvotes • cyndaquildunkshard

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Why the outer solar system is metal poor ?

2142 upvotes • CrDe

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Can particles other than electrons and protons orbit one another to form "atoms"?	2152	M_Night_Shamylan
Where does all the chlorine we have in the HCl acid in our stomachs come from?	2150	_catstronaut_
What caused this huge GDP per capita boost in 2002-2008?	2149	ll_Lucifer_ll
Did cocoa trees, coffee plants, and tea plants all evolve the production of caffeine independently, or do they share a common ancestor that made caffeine?	2148	[deleted]
If you continued to grind sand into finer and finer particles, would it ever begin behaving like a like a liquid?	2148	ragnarokrudolph
If you got a Polio vaccine as a child, would you need to get re-vaccinated to be protected?	2146	gerd50501
Why does ceramic tank plating stop projectiles that metal plating doesn't?	2144	peoplerproblems
If both Oort Cloud and Kuiper Belt comets are the remnants of our solar systems formation, why is the Oort Cloud spherical and the Kuiper Belt a disk?	2143	boxmunch48
Why does heat cause distortions in the air?	2143	cyndaquildunkshard
Why the outer solar system is metal poor ?	2142	CrDe