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

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Do particles in a superposition state require a conscious observer to collapse, or can they still do this without one?

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In order for particles in a superposition state to collapse into one state, does the observer have to be conscious/alive?

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Where is the second focus in a planet's elliptical orbit?

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My grandfather and both his sisters were born with no adult teeth. I was born with 2 missing adult teeth, and no wisdom teeth. Is this?

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What is the etymology of the “sine” function? What is the history of its name?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Do particles in a superposition state require a conscious observer to collapse, or can they still do this without one?	1
In order for particles in a superposition state to collapse into one state, does the observer have to be conscious/alive?	1
Where is the second focus in a planet's elliptical orbit?	1
My grandfather and both his sisters were born with no adult teeth. I was born with 2 missing adult teeth, and no wisdom teeth. Is this?	1
What is the etymology of the “sine” function? What is the history of its name?	1