/u/on_island_time's posts
My 5-year-old wants to know: What would happen if a giant ball of water even bigger than the sun ran into the sun?
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How does sugar contribute to heart disease? Is it the compound itself, or is it the empty calorie idea causing general undernutrition?
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Do your ears pop when skydiving? Or, why don't skydivers see physical effects of rapid pressure change the way divers can?
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[WP] It took mankind a full century, and a lot of devastation, before getting their act together about climate change. Your entire life has been scorching summers, and rainy 'winters'. You glance outside your window one February morning, and for the first time in living memory, it's snowing.
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What is the hypothetical maximum distance from the sun at which a planet could be found? How do the known planets and the proposed Planet IX compare to that distance?
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If humanity were to become carbon neutral tomorrow and stayed that way, how long would it take for the Earth to absorb the excess carbon and return to a pre-industrial normal?
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In our solar system, the four inner planets are all small and rocky and the four outer planets are large and gaseous. Is that chance, or do we see a similar pattern in other star systems? If so, why?
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