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

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Is there any reasonable scientific hope that FTL communication/travel/etc is possible in any strange fashion?

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Why do things hurt so good?

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My dad was trying to convince my brother and I that air in a space capsule "doesn't go anywhere" while we were watching the re-enactment of the lunar landing. Please help me prove him wrong and probably get me grounded!

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Why are we tired after a long drive/flight/train ride etc...?

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Why is there a audible and visual action when something breaks through the sound barrier?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Is there any reasonable scientific hope that FTL communication/travel/etc is possible in any strange fashion?	1
Why do things hurt so good?	0
My dad was trying to convince my brother and I that air in a space capsule "doesn't go anywhere" while we were watching the re-enactment of the lunar landing. Please help me prove him wrong and probably get me grounded!	0
Why are we tired after a long drive/flight/train ride etc...?	0
Why is there a audible and visual action when something breaks through the sound barrier?	0