/r/askscience

Year:

Only show posts with narrations

"On this infinite grid of ideal one-ohm resistors..."

859 upvotes • verandaguy

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Why are drinks carbonated with carbon dioxide instead of another gas?

859 upvotes • Throwawayingaccount

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Are doppelgängers genetically similar to their look-a-like?

858 upvotes • BigTalk45

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When my dog smells another dog's scent on my clothes, what information does my dog receive about the other dog?

858 upvotes • IloveLeche

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If LIDAR from self driving cars shoots lasers, will there be "LIDAR pollution" from hundreds of cars shooting lasers?

858 upvotes • waterlimon

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If the 96.5% carbon dioxide atmosphere of Venus was reduced to 20.95% oxygen (i.e. earth equivalent %) and 75.55% carbon dioxide, would the air be breathable?

858 upvotes • Moltress2

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How can a pulsar like this even be possible?

857 upvotes • aphexcoil

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Why do sodas use carbon dioxide and not other gases such as nitrogen or oxygen?

857 upvotes • Has_It

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If CO2 is heavier than O2, why is our atmosphere not stratified with a layer of CO2 closer to earth?

857 upvotes • Spoogington

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I undestand that tolerance to alcohol is related to body size and/or weight. Is there also a genetic factor in play? Can a 120 lb. person have greater tolerance than a 180 lb person due to a genetic influence? I also have heard the sex of the person can be a factor as well.

857 upvotes • the_noise_we_made

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
"On this infinite grid of ideal one-ohm resistors..."	859	verandaguy
Why are drinks carbonated with carbon dioxide instead of another gas?	859	Throwawayingaccount
Are doppelgängers genetically similar to their look-a-like?	858	BigTalk45
When my dog smells another dog's scent on my clothes, what information does my dog receive about the other dog?	858	IloveLeche
If LIDAR from self driving cars shoots lasers, will there be "LIDAR pollution" from hundreds of cars shooting lasers?	858	waterlimon
If the 96.5% carbon dioxide atmosphere of Venus was reduced to 20.95% oxygen (i.e. earth equivalent %) and 75.55% carbon dioxide, would the air be breathable?	858	Moltress2
How can a pulsar like this even be possible?	857	aphexcoil
Why do sodas use carbon dioxide and not other gases such as nitrogen or oxygen?	857	Has_It
If CO2 is heavier than O2, why is our atmosphere not stratified with a layer of CO2 closer to earth?	857	Spoogington
I undestand that tolerance to alcohol is related to body size and/or weight. Is there also a genetic factor in play? Can a 120 lb. person have greater tolerance than a 180 lb person due to a genetic influence? I also have heard the sex of the person can be a factor as well.	857	the_noise_we_made