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

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What would the ramifications have been had Tsar Bomba been an underground test?

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Supposing we ever really do get a signal from a distant civilization, how reasonable would an expectation be that we can "decode" said signal and listen to/watch the broadcast itself?

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I never hear of mushrooms being endangered/extinct. Because they can be unpredictable, is conservation of mushrooms a thing, and how would the community protect an endangered mushroom?

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Since anti-matter would be extremely destructive if "let loose," could an anti-matter bomb ever become a reality?

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Since anti-matter can be extremely destructive on a leap of scale above nuclear energy, could an anti-matter bomb ever be a reality?

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Are there any DIY experiments to play with the other phases of ice besides Ih?

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Do alligators and crocodiles know they are biologically different? Can you swap out eggs in each others' nests and they grow up cohabitating or trying to cross-mate?

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How do fish know which other fish they are compatible with (for breeding purposes)?

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Could someone freeze their own blood marrow in their 20s and receive it as an implant in their 60s to defy the aging process?

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Why do cosmologists look at the oldest observable galaxies for "clues of how galaxies form"? Wouldn't it make more sense to find the youngest creations for said clues?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What would the ramifications have been had Tsar Bomba been an underground test?	5
Supposing we ever really do get a signal from a distant civilization, how reasonable would an expectation be that we can "decode" said signal and listen to/watch the broadcast itself?	2
I never hear of mushrooms being endangered/extinct. Because they can be unpredictable, is conservation of mushrooms a thing, and how would the community protect an endangered mushroom?	2
Since anti-matter would be extremely destructive if "let loose," could an anti-matter bomb ever become a reality?	1
Since anti-matter can be extremely destructive on a leap of scale above nuclear energy, could an anti-matter bomb ever be a reality?	1
Are there any DIY experiments to play with the other phases of ice besides Ih?	1
Do alligators and crocodiles know they are biologically different? Can you swap out eggs in each others' nests and they grow up cohabitating or trying to cross-mate?	1
How do fish know which other fish they are compatible with (for breeding purposes)?	1
Could someone freeze their own blood marrow in their 20s and receive it as an implant in their 60s to defy the aging process?	1
Why do cosmologists look at the oldest observable galaxies for "clues of how galaxies form"? Wouldn't it make more sense to find the youngest creations for said clues?	1