/r/askscience

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Why does my phone touchscreen only react to my finger, and not to anything else?

673 upvotes • BlueElephants

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Why is there so little variation in hair colour amongst non-white people?

673 upvotes • Kantor48

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Is the speed of light exactly 299,792,458 m/s?

673 upvotes • Sloth_Brotherhood

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When the young Earth's day was 6 hours long, how did this effect gravity at it's surface?

673 upvotes • HeyYouDontKnowMe

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Do "opposite" emotions (e.g., happiness/sadness) occur through regulating one set of neurons up and down, or through independent groups of neurons?

673 upvotes • harvman11

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I read that there are high concentrations of interstellar dust and gas near the center of the galaxy that make it difficult to resolve stars. If Earth were orbiting a planet very near to the galactic center, would space appear “hazy” instead of clear and black?

673 upvotes • Salted_One

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Reminder: if you don't know what you're talking about, don't answer the question.

672 upvotes • iorgfeflkd

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Would you still be able to see if your eye fell out of its socket? Not so any of the 'cables' were snapped but if the eyeball was just out?

672 upvotes • agricoltore

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When we tag animals so they can be tracked and counted, do the tags affect the way their peers relate to them? Does it affect their mating chances?

672 upvotes • chindogubot

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In the early 20th century, when ads for cigarettes were claiming their products were "supported by doctors," was there actual scientific evidence (biased or unbiased) that doctors used to make these claims at that time?

672 upvotes • Whitytighty1

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Why does my phone touchscreen only react to my finger, and not to anything else?	673	BlueElephants
Why is there so little variation in hair colour amongst non-white people?	673	Kantor48
Is the speed of light exactly 299,792,458 m/s?	673	Sloth_Brotherhood
When the young Earth's day was 6 hours long, how did this effect gravity at it's surface?	673	HeyYouDontKnowMe
Do "opposite" emotions (e.g., happiness/sadness) occur through regulating one set of neurons up and down, or through independent groups of neurons?	673	harvman11
I read that there are high concentrations of interstellar dust and gas near the center of the galaxy that make it difficult to resolve stars. If Earth were orbiting a planet very near to the galactic center, would space appear “hazy” instead of clear and black?	673	Salted_One
Reminder: if you don't know what you're talking about, don't answer the question.	672	iorgfeflkd
Would you still be able to see if your eye fell out of its socket? Not so any of the 'cables' were snapped but if the eyeball was just out?	672	agricoltore
When we tag animals so they can be tracked and counted, do the tags affect the way their peers relate to them? Does it affect their mating chances?	672	chindogubot
In the early 20th century, when ads for cigarettes were claiming their products were "supported by doctors," was there actual scientific evidence (biased or unbiased) that doctors used to make these claims at that time?	672	Whitytighty1