/u/weRborg's posts in /r/askscience
If I start walking toward the sun as soon as it rose in the morning, and walked toward it through out the the day at the same constant speed, only pausing for a brief time when it was directly overhead, and then continued on till it set; would I eventually end up back in the same place as I started?
295 upvotes
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If I placed a 15lb bowling ball in the middle of space; how big would the largest object be it's own gravitational force could attract into orbit? A marble? A grain of sand? And is there a formula to figure this out?
285 upvotes
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When we feel nauseous, why does slowly breathing in through our nose and out through our mouth help us feel better?
9 upvotes
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If we were to set out to colonize a new planet, what is the minimum number of people we need to rebuild the human race, without too many genetic crossovers?
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2 upvotes
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