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

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How fast would a bullet, fired horizontally, have to travel to stay aloft longer than a bullet dropped from the same height?

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What would the limits of an arbitrarily strong/fast person be?

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Could a structurally sound and economically feasible Space Elevator which only reaches down (NOT UP) to 100,000 or 90,000 feet in the atmosphere, tethered from with a counterweight to keep it stable in geosynchronous orbit, be built using present or foreseeable technology?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How fast would a bullet, fired horizontally, have to travel to stay aloft longer than a bullet dropped from the same height?	1
What would the limits of an arbitrarily strong/fast person be?	1
Could a structurally sound and economically feasible Space Elevator which only reaches down (NOT UP) to 100,000 or 90,000 feet in the atmosphere, tethered from with a counterweight to keep it stable in geosynchronous orbit, be built using present or foreseeable technology?	1