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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?
IMHO some of these are cool, but some of these are high tech -- but DUMB
that electrical field transmission is pretty sweet, but the fish things are really dumb... although i can see where they are going with the technology
A Fuel Cell Powered Cell Phone that seams realy inconvenont compared to just pluging it in. What are they going to have little cell phone refilling stations everywhere.