/u/cuulcars's posts

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Were protohumans able to reproduce year round, or did they have seasonal mating? How far does this trait go back on our evolutionary tree?

1152 upvotes • r/askscience

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Does natural selection still occur in human populations?

32 upvotes • r/askscience

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When stars are born, do they pop into life burning normally or do they just slowly start to burn brighter until they plateau?

19 upvotes • r/askscience

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Does fusion (or fission) occur anywhere in nature outside stars, or star like objects (Brown dwarfs etc)

18 upvotes • r/askscience

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Does quantum tunneling have any appreciable effect on the electrical signals in your brain?

18 upvotes • r/askscience

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Is eating 4000 calories one day, nothing the next, the same as eating 2000 both days?

14 upvotes • r/askscience

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Does my clap add sound to a sea of applause?

14 upvotes • r/askscience

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If humans could be raised inside a radioactivity proof environment, would they have significantly higher lifespans?

8 upvotes • r/askscience

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I'm on a rewatch and I can't unlearn a fact I noticed

8 upvotes • r/Dexter

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Is there an upper limit to how massive stars can be, or is it a problem of matter density being the limiting factor?

5 upvotes • r/askscience

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Title	Upvotes	Subreddit	Mark as read	Favorited	Rating	Add to a list
Were protohumans able to reproduce year round, or did they have seasonal mating? How far does this trait go back on our evolutionary tree?	1152	askscience
Does natural selection still occur in human populations?	32	askscience
When stars are born, do they pop into life burning normally or do they just slowly start to burn brighter until they plateau?	19	askscience
Does fusion (or fission) occur anywhere in nature outside stars, or star like objects (Brown dwarfs etc)	18	askscience
Does quantum tunneling have any appreciable effect on the electrical signals in your brain?	18	askscience
Is eating 4000 calories one day, nothing the next, the same as eating 2000 both days?	14	askscience
Does my clap add sound to a sea of applause?	14	askscience
If humans could be raised inside a radioactivity proof environment, would they have significantly higher lifespans?	8	askscience
I'm on a rewatch and I can't unlearn a fact I noticed	8	Dexter
Is there an upper limit to how massive stars can be, or is it a problem of matter density being the limiting factor?	5	askscience