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

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Since light is also a wave, can you use light to cancel out light as you can do with sound in noise-canceling headphones?

359 upvotes

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How did the Armadillo's shell evolve?

22 upvotes

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Have there been any models that predict what conditions are necessary for Great Powers to engage in war in the modern era?

16 upvotes

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If a universe were a computer simulation, if the program were to take a while to process an event, would that processing time be observable within that universe?

15 upvotes

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Are there any Evolutionary Psychology hypotheses that explain royal incest as practiced by the Ancient Egyptians or other cultures?

11 upvotes

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Did yeasts evolve from multicellular fungi, or did multicellular fungi evolve from unicellular fungi?

7 upvotes

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Various cultures in history would file or otherwise modify their teeth, what sort of effect would that have on dental health?

6 upvotes

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Is it physically possible for objects that are not 3D to exist?

5 upvotes

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All modern psychiatric treatment seems to be drugs. Is there any chance of psychosurgery becoming a viable treatment in the future, as we gain more and more knowledge of the brain's physiology?

4 upvotes

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If I have difficulty removing a lid from a jar of pickles, should I heat the lid to make the lid expand, or cool the lid to make it contract?

4 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Since light is also a wave, can you use light to cancel out light as you can do with sound in noise-canceling headphones?	359
How did the Armadillo's shell evolve?	22
Have there been any models that predict what conditions are necessary for Great Powers to engage in war in the modern era?	16
If a universe were a computer simulation, if the program were to take a while to process an event, would that processing time be observable within that universe?	15
Are there any Evolutionary Psychology hypotheses that explain royal incest as practiced by the Ancient Egyptians or other cultures?	11
Did yeasts evolve from multicellular fungi, or did multicellular fungi evolve from unicellular fungi?	7
Various cultures in history would file or otherwise modify their teeth, what sort of effect would that have on dental health?	6
Is it physically possible for objects that are not 3D to exist?	5
All modern psychiatric treatment seems to be drugs. Is there any chance of psychosurgery becoming a viable treatment in the future, as we gain more and more knowledge of the brain's physiology?	4
If I have difficulty removing a lid from a jar of pickles, should I heat the lid to make the lid expand, or cool the lid to make it contract?	4