/u/S133py's posts in /r/askscience

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Why do helicoptor or fan blades look the way they do when spinning?

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What's the scientific explanation for the feeling you get the day before you actually become sick?

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How much weight does the average human body lose in a day from things like calorie burning, dissipation of heat, evaporation of liquids, etc?

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Why can I grow plants in nothing but water, but they die if I over water plants growing in pots with soil?

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Why isn't it possible to make a perpetual motion machine using magnets?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why do helicoptor or fan blades look the way they do when spinning?	1
What's the scientific explanation for the feeling you get the day before you actually become sick?	1
How much weight does the average human body lose in a day from things like calorie burning, dissipation of heat, evaporation of liquids, etc?	1
Why can I grow plants in nothing but water, but they die if I over water plants growing in pots with soil?	1
Why isn't it possible to make a perpetual motion machine using magnets?	0