/r/askscience

Year:

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What is actually happening when one "stands up too fast" and their vision goes dark temporarily?

1845 upvotes • skwelcher

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Is there an animal that migrates towards the winter or a colder climate?

1844 upvotes • cygnus-x97

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Can tornadoes form on Venus?

1844 upvotes • shibbster

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What effects does a pear-shaped nucleus actually have on an atom? And what causes it?

1843 upvotes • Tridian

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How many people have lived and died in the last 10 000 years?

1842 upvotes • _DecoyOctopus_

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Crocodile bite strength is far higher than any other animal, over 5,000lb of bite force compared to 800lb bite force from a Great White. Yet you never see a crocodile outright bite something in half or at least fatally crush it. Why is that?

1840 upvotes • nilhaus

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How does evolution work?

1840 upvotes • TheG3cko

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"Greenhouse gas levels highest in 3 Million years". Okay… So why were greenhouse gases so high 3 million years ago?

1839 upvotes • Bluest_waters

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What is the purpose of a prostate, and why does it cause problems for older men?

1838 upvotes • TheOber

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Gravity is described as bending space, but how does that bent space pull stuff into it?

1838 upvotes • E-X-I

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
What is actually happening when one "stands up too fast" and their vision goes dark temporarily?	1845	skwelcher
Is there an animal that migrates towards the winter or a colder climate?	1844	cygnus-x97
Can tornadoes form on Venus?	1844	shibbster
What effects does a pear-shaped nucleus actually have on an atom? And what causes it?	1843	Tridian
How many people have lived and died in the last 10 000 years?	1842	_DecoyOctopus_
Crocodile bite strength is far higher than any other animal, over 5,000lb of bite force compared to 800lb bite force from a Great White. Yet you never see a crocodile outright bite something in half or at least fatally crush it. Why is that?	1840	nilhaus
How does evolution work?	1840	TheG3cko
"Greenhouse gas levels highest in 3 Million years". Okay… So why were greenhouse gases so high 3 million years ago?	1839	Bluest_waters
What is the purpose of a prostate, and why does it cause problems for older men?	1838	TheOber
Gravity is described as bending space, but how does that bent space pull stuff into it?	1838	E-X-I