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Science is reinventing play, from extreme sports to gamification to ridiculous roller coasters to the playgrounds of tomorrow, and this issue is chock full of fun. Also, on a less fun note: Did global warming destroy my hometown?
My questions for FYI: How would Earth be different if the oceans were fresh water instead of salt water?
If the Space Shuttle no longer flies to the ISS then how does the the ISS get towed back into orbit?
Also, how long before the ISS falls back to Earth? How much will not burn up in reentry to Earth?