/u/DusktheUmbreon's posts in /r/askscience

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Why do your eyes physically hurt when they adjust to brighter light?

6976 upvotes

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Why does a lunar eclipse turn the moon red and not completely black?

143 upvotes

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Are there organisms that have characteristics that suggest they are part of a different kingdom of life?

19 upvotes

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Why is it that both the stratosphere and mesosphere are cold while they’re between the troposphere and thermosphere which are hot?

13 upvotes

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Do the proportions of nutrients change in a fruit as it ripens?

9 upvotes

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How do we know what the internal structure of planets and moons is?

6 upvotes

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How does the greenhouse effect work at the atomic level?

2 upvotes

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Why doesn’t thunder happen all at once? Why is the sound spread out?

2 upvotes

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Do we use any of the nitrogen we breathe, and if so, what is it used for?

1 upvotes

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If chloroplasts contained a pigment, that isn’t chlorophyll, that absorbed all of the visible spectrum, would it be more efficient in the production of glucose?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why do your eyes physically hurt when they adjust to brighter light?	6976
Why does a lunar eclipse turn the moon red and not completely black?	143
Are there organisms that have characteristics that suggest they are part of a different kingdom of life?	19
Why is it that both the stratosphere and mesosphere are cold while they’re between the troposphere and thermosphere which are hot?	13
Do the proportions of nutrients change in a fruit as it ripens?	9
How do we know what the internal structure of planets and moons is?	6
How does the greenhouse effect work at the atomic level?	2
Why doesn’t thunder happen all at once? Why is the sound spread out?	2
Do we use any of the nitrogen we breathe, and if so, what is it used for?	1
If chloroplasts contained a pigment, that isn’t chlorophyll, that absorbed all of the visible spectrum, would it be more efficient in the production of glucose?	1