/r/askscience

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If a Red Supergiant and brown dwarf collided, would it refuel the dying star?

1283 upvotes • Doctor_Murderstein

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Why can't we handle division by zero the same way we handle the square root of -1?

1283 upvotes • speeedy23

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What exactly changes in your brain to make you start feeling very sleepy? Less energy, different mix of neurochemicals, slower metabolism, etc?

1283 upvotes • OdysseusPrime

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is it possible to overdose on melatonin?

1283 upvotes • 4cheesemacandcheese

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How did schrödinger's cat go from “criticism of observation theory” to being an example to teach it?

1283 upvotes • That_Lego_Guy_Jack

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Is the sweat produced by exercising different from the sweat produced by sedentary activities e.g. sweating after a shower or sweating in a hot car?

1282 upvotes • CaptainRon19

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How do we know chemical reactions doesn't react with air?

1282 upvotes • PekkyFTW

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Ligo gravitational observatory and nuclear bombs?

1282 upvotes • CLPaul

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When alcohol degreases something where does the oil go?

1282 upvotes • farazic

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What is the "Most Useless Element" on the periodic table?

1281 upvotes • mongooseman86

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
If a Red Supergiant and brown dwarf collided, would it refuel the dying star?	1283	Doctor_Murderstein
Why can't we handle division by zero the same way we handle the square root of -1?	1283	speeedy23
What exactly changes in your brain to make you start feeling very sleepy? Less energy, different mix of neurochemicals, slower metabolism, etc?	1283	OdysseusPrime
is it possible to overdose on melatonin?	1283	4cheesemacandcheese
How did schrödinger's cat go from “criticism of observation theory” to being an example to teach it?	1283	That_Lego_Guy_Jack
Is the sweat produced by exercising different from the sweat produced by sedentary activities e.g. sweating after a shower or sweating in a hot car?	1282	CaptainRon19
How do we know chemical reactions doesn't react with air?	1282	PekkyFTW
Ligo gravitational observatory and nuclear bombs?	1282	CLPaul
When alcohol degreases something where does the oil go?	1282	farazic
What is the "Most Useless Element" on the periodic table?	1281	mongooseman86