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

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Have Icelandic people genetically changed either by genetic drift or through natural selection to adapt to their environment?

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How much of the average person's weight is food/feces?

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If you were in the center of a solid unbreakable 10m diameter sphere full of water, and it was dropped from a plane at 5,000m, would you die? And would your body move from the center after impact? Why? Does such a material exist that could survive that fall?

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How many trees would it take to sequester the carbon we've added to the atmosphere since the year 1900.

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What is the best probiotic or foods to take during or after a round of antibiotics?

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If humans disappeared today, what would happen in the coming decades/centuries/millennia to the climate? Sea level rise? CO2 levels in the atmosphere? Glaciers? Would it ever return to a per-Industrial Revolution state?

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What would happen if a hostile actor bombed a nuclear power plant?

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What would a super nova look like from different light-year distances and star sizes and what would the effects be.

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Just watched the new Three Musketeers movie. Spoilers, how big of a balloon would you need for the airships to function in real life?

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How do scientists know Earth and the moon were once a single planet until a giant collisions sheared off and formed the moon?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Have Icelandic people genetically changed either by genetic drift or through natural selection to adapt to their environment?	1
How much of the average person's weight is food/feces?	1
If you were in the center of a solid unbreakable 10m diameter sphere full of water, and it was dropped from a plane at 5,000m, would you die? And would your body move from the center after impact? Why? Does such a material exist that could survive that fall?	1
How many trees would it take to sequester the carbon we've added to the atmosphere since the year 1900.	1
What is the best probiotic or foods to take during or after a round of antibiotics?	1
If humans disappeared today, what would happen in the coming decades/centuries/millennia to the climate? Sea level rise? CO2 levels in the atmosphere? Glaciers? Would it ever return to a per-Industrial Revolution state?	1
What would happen if a hostile actor bombed a nuclear power plant?	1
What would a super nova look like from different light-year distances and star sizes and what would the effects be.	1
Just watched the new Three Musketeers movie. Spoilers, how big of a balloon would you need for the airships to function in real life?	1
How do scientists know Earth and the moon were once a single planet until a giant collisions sheared off and formed the moon?	1