It used to take a geek to program a command-everything universal remote control. With Philips's new device, setup is a simple point-and-press process. Tell it what equipment you have and what you want to do, and tap the buttons it tells you to tap. Then, instead of turning on the DVD player and the stereo and switching speakers and changing settings, you can simply press the "watch DVD" button. $600
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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?