/r/askscience

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Only show posts with narrations

What is the biological purpose of crying when we are "sad"?

851 upvotes • Zacho1217

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Does fasting make people more famine resistant?

851 upvotes • Tony0x01

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Why is it such an important thing to bring back the first stage of a rocket?

851 upvotes • PirateLeChuck

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How are we able to date EVERY fossil with radiometric dating?

851 upvotes • A-DustyOldQrow

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When I 'crack' my back while stretching. What is actually happening?

850 upvotes • punster_mc_punstein

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On Saturday Juno flew to within 4,200km of Jupiter... but within 4,200 km of WHAT exactly?

850 upvotes • groovybrent

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Given enough time could a crab, snail or anything really eventually evolve to become as intelligent as us?

850 upvotes • Nyxtia

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Why do humans have such long hair on our heads (if we left it uncut) when close relatives such as chimps do not? Does it serve some purpose?

849 upvotes • [deleted]

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Can you travel faster than light relative to a moving object?

849 upvotes • goldenrule78

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What makes an object sharp? How does it cut or pierce through other objects?

849 upvotes • Your_Typical_Weeb

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
What is the biological purpose of crying when we are "sad"?	851	Zacho1217
Does fasting make people more famine resistant?	851	Tony0x01
Why is it such an important thing to bring back the first stage of a rocket?	851	PirateLeChuck
How are we able to date EVERY fossil with radiometric dating?	851	A-DustyOldQrow
When I 'crack' my back while stretching. What is actually happening?	850	punster_mc_punstein
On Saturday Juno flew to within 4,200km of Jupiter... but within 4,200 km of WHAT exactly?	850	groovybrent
Given enough time could a crab, snail or anything really eventually evolve to become as intelligent as us?	850	Nyxtia
Why do humans have such long hair on our heads (if we left it uncut) when close relatives such as chimps do not? Does it serve some purpose?	849	[deleted]
Can you travel faster than light relative to a moving object?	849	goldenrule78
What makes an object sharp? How does it cut or pierce through other objects?	849	Your_Typical_Weeb