/u/amrbean's posts in /r/askscience
If a mosquito bites someone with one blood type and then bites someone with another blood type, what happens?
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When reporting the age of galaxies, articles use the term "light-year", which is a unit of distance. How does time equate to distance in terms of galaxies?
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If I was on the outside of the International Space Station doing an EVA facing the Earth and I pushed off, untethered, toward Earth, how long would it take to die? What would be the cause of death?
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If I have a motor spinning a fan blade so fast that the tip of the fan blade is moving at the speed of light, what would happen if the fan blade was extended further, increasing the radius but making sure the motor speed doesn’t change?
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