/u/K-o-R's posts in /r/askscience

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How small can an astronomical body (e.g. an asteroid) be before a human could no longer "stand on" it?

1610 upvotes

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How did we create precision-engineered components without a precision-engineered machine to make them?

352 upvotes

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Is it possible to "cast" rock or stone?

8 upvotes

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What does the energy of a multiple bond refer to?

5 upvotes

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If you were able to attain any orbit or orbital position you desired, could you therefore view a solar eclipse "on-demand"?

1 upvotes

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At what distance do objects in the world become indistinguishable from a flat "backdrop"?

1 upvotes

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Do particles of matter and antimatter have to be the same "element" in order to interact?

1 upvotes

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What does the night sky look like from around a different star?

1 upvotes

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Controlled combustion in oxygen-free environments

1 upvotes

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Could you create a "reverse" cigarette lighter containing oxygen for use where the atmosphere was primarily "fuel"?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How small can an astronomical body (e.g. an asteroid) be before a human could no longer "stand on" it?	1610
How did we create precision-engineered components without a precision-engineered machine to make them?	352
Is it possible to "cast" rock or stone?	8
What does the energy of a multiple bond refer to?	5
If you were able to attain any orbit or orbital position you desired, could you therefore view a solar eclipse "on-demand"?	1
At what distance do objects in the world become indistinguishable from a flat "backdrop"?	1
Do particles of matter and antimatter have to be the same "element" in order to interact?	1
What does the night sky look like from around a different star?	1
Controlled combustion in oxygen-free environments	1
Could you create a "reverse" cigarette lighter containing oxygen for use where the atmosphere was primarily "fuel"?	1