A kid downloads a song to his smartphone then forwards it to his stereo systemall without plugging in a single cable or wire. The eyepiece on a soldiers helmet has a GPS map of the battlefield, showing right where his buddies are. An artificial heart is recharged wirelesslyright through the patients ribcage. A surfboard is rigged with a webcam and Wi-Fi, so Web surfers around the world can see up-close footage of the real surfers surroundings. Is this science fiction? The distant future? No, its here and now, and this is wireless technology. Learn how cutting-edge science helps people communicate better, live healthier, and have more fun!