/u/lAPPYc's posts

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Why is there a time-energy uncertainty relation when time is not an operator in Quantum Mechanics?

1863 upvotes • r/askscience

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Do animals sleepwalk like humans do?

874 upvotes • r/askscience

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Can the Standard Quantum Limit for the repeated measurement of a free mass be broken in theory?

308 upvotes • r/askscience

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What are the differences between Quantum Mechanics and Classical Mechanics, and how and why do they manifest?

228 upvotes • r/askscience

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Why is music around the world based on octaves? Do they share common roots like the Indo-European languages? Is there music in other parts of the world that's not based on eight notes and their harmonics?

30 upvotes • r/askscience

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If everything came from the big bang, why isn't everything entangled? Won't that mess up all our calculations? How can we even suppose a freshly prepared qubit, if it contains hidden variables from where it was before? Or if it is all entangled, how have we seen it?

8 upvotes • r/askscience

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Does the oncoming demographic crisis in the developed world have a historic precedent?

4 upvotes • r/AskHistorians

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Is there a Hamiltonian for reflection?

3 upvotes • r/askscience

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Why is music from all over the world structured around octaves? Do they share common roots like Indo-European languages? Is there music in other parts of the world that's not based on eight notes and their harmonics?

2 upvotes • r/AskHistorians

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Assuming that most children are vaccinated, why is there a measles outbreak?

2 upvotes • r/askscience

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Title	Upvotes	Subreddit	Mark as read	Favorited	Rating	Add to a list
Why is there a time-energy uncertainty relation when time is not an operator in Quantum Mechanics?	1863	askscience
Do animals sleepwalk like humans do?	874	askscience
Can the Standard Quantum Limit for the repeated measurement of a free mass be broken in theory?	308	askscience
What are the differences between Quantum Mechanics and Classical Mechanics, and how and why do they manifest?	228	askscience
Why is music around the world based on octaves? Do they share common roots like the Indo-European languages? Is there music in other parts of the world that's not based on eight notes and their harmonics?	30	askscience
If everything came from the big bang, why isn't everything entangled? Won't that mess up all our calculations? How can we even suppose a freshly prepared qubit, if it contains hidden variables from where it was before? Or if it is all entangled, how have we seen it?	8	askscience
Does the oncoming demographic crisis in the developed world have a historic precedent?	4	AskHistorians
Is there a Hamiltonian for reflection?	3	askscience
Why is music from all over the world structured around octaves? Do they share common roots like Indo-European languages? Is there music in other parts of the world that's not based on eight notes and their harmonics?	2	AskHistorians
Assuming that most children are vaccinated, why is there a measles outbreak?	2	askscience