/r/askscience

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Why do illnesses seem to intensify at night/in the morning, for example if I have a sore throat why does it feel more painful just before I fall asleep?

905 upvotes • lorenzovonmaterhorn

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When a nuclear bomb goes off, is the area immediately irradiated?

905 upvotes • fromkentucky

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Why do people sleepwalk?

905 upvotes • Dunavks

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If photons travel at the speed of light, and time is dilated as you approach this speed, does this mean that all photons are precisely zero seconds old by their own reckoning?

905 upvotes • andyjeff76

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Since we use multiple telescopes on Earth to increase the resolution in interferometry, Is it possible to build a network of space telescopes around Earths orbit to make a space telescope around 2au wide?

905 upvotes • Dragonhost1

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Is it actually possible to create artificial gravity in a spacecraft through a spinning fuselage?

904 upvotes • dmo7000

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Do environmental factors play a role in human facial development?

904 upvotes • NoT_Tirb

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Does our brain go through cycles when it's awake like it does when it's asleep?

903 upvotes • Evanneo

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Would rain droplets on a lower gravity planet be larger, on average, compared to our own planet?

903 upvotes • VesperSnow

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Could desert countries by the sea dig canal networks to let sea water evaporate around their cities to cool down their surroundings?

902 upvotes • kthanx

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Why do illnesses seem to intensify at night/in the morning, for example if I have a sore throat why does it feel more painful just before I fall asleep?	905	lorenzovonmaterhorn
When a nuclear bomb goes off, is the area immediately irradiated?	905	fromkentucky
Why do people sleepwalk?	905	Dunavks
If photons travel at the speed of light, and time is dilated as you approach this speed, does this mean that all photons are precisely zero seconds old by their own reckoning?	905	andyjeff76
Since we use multiple telescopes on Earth to increase the resolution in interferometry, Is it possible to build a network of space telescopes around Earths orbit to make a space telescope around 2au wide?	905	Dragonhost1
Is it actually possible to create artificial gravity in a spacecraft through a spinning fuselage?	904	dmo7000
Do environmental factors play a role in human facial development?	904	NoT_Tirb
Does our brain go through cycles when it's awake like it does when it's asleep?	903	Evanneo
Would rain droplets on a lower gravity planet be larger, on average, compared to our own planet?	903	VesperSnow
Could desert countries by the sea dig canal networks to let sea water evaporate around their cities to cool down their surroundings?	902	kthanx