/r/askscience

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If there is no absolute position or speed, and both can be measured only in relation to something else, how can there be a maximum speed (light speed) and in relation to what is that measured?

679 upvotes • fossadouglasi

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is there a reason land masses seem to get thinner towards their southern portions?

678 upvotes • blahblahblahok

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No offense intended, but I'm curious: why vaginal odors sometimes smell so decidedly fishy?

678 upvotes • SomethingFishyThere

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What makes a balloon burst like this in a sinewave?

678 upvotes • TheOneCamel

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Why does paper feel different after it has been wet and dried?

677 upvotes • The_Meat_Maestro

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Can mosquito sized insects get injured by rain drops?

677 upvotes • q64a

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How deep do Ocean currents go? Do they affect the water at the bottom of areas like the Mariana Trench?

677 upvotes • gefasel

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What's the reason diesel engines are left to idle for long periods of time instead of shutting them down?

677 upvotes • TerribleTortoise

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Does the fossil record show significant changes in the global diversity of land animals coinciding with the formation or breakup of supercontinents?

677 upvotes • AbouBenAdhem

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Why do cats like catnip so much? What, chemically or biologically speaking, is happening to them?

676 upvotes • selectabyss

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
If there is no absolute position or speed, and both can be measured only in relation to something else, how can there be a maximum speed (light speed) and in relation to what is that measured?	679	fossadouglasi
is there a reason land masses seem to get thinner towards their southern portions?	678	blahblahblahok
No offense intended, but I'm curious: why vaginal odors sometimes smell so decidedly fishy?	678	SomethingFishyThere
What makes a balloon burst like this in a sinewave?	678	TheOneCamel
Why does paper feel different after it has been wet and dried?	677	The_Meat_Maestro
Can mosquito sized insects get injured by rain drops?	677	q64a
How deep do Ocean currents go? Do they affect the water at the bottom of areas like the Mariana Trench?	677	gefasel
What's the reason diesel engines are left to idle for long periods of time instead of shutting them down?	677	TerribleTortoise
Does the fossil record show significant changes in the global diversity of land animals coinciding with the formation or breakup of supercontinents?	677	AbouBenAdhem
Why do cats like catnip so much? What, chemically or biologically speaking, is happening to them?	676	selectabyss