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Annotating the Earth Move over, Rand McNally: Google Earth is becoming the standard tool for organizing geographical information. Multilingual Mobile Messenger A new tool for disaster alert. A New Platform for Social Computing: Cell Phones Cellular carriers are allowing their customers to share software, services, and content from independent companies. Finally. Better Fuel Cells for Laptops Adding a chemical found in antifreeze to fuel cells could provide a longer-lasting alternative to batteries in portable electronics. The Evolution of Wireless New radio technologies could allow wireless handhelds to do more, and make updating cellular base stations quick and easy. Pixel-Efficient Digital Cameras This novel hardware and software scheme avoids JPEG compression, conserving a camera's battery. Related Stories Cell Phones Say Hi to Wi-Fi Eight Tips for the "Microsoft iPod" Team Ultra-Low-Power Cell Phones Nokia Phones Go to Natural Language Class Wikis Made Simple -- Very Simple Video Searching by Sight and Script Your Digital Wallet The Internet Is Your Next Hard Drive Stopping the Next SARS with Cell Phones WiMAX Cell Phones Edge Closer to Reality Cheaper MEMS Microphones Q Is for Quixotic A Tiny Silicon Clock Google's Time Keeper

Advertisement Special Reports Homepage We've gathered our best writing on the most important topics of our time. View all of our special reports. More Special Reports Energy: Facing Global Warming Technology Review looks at the alternatives to an economy that depends on oil. What are the exciting new technologies for alternative energy that are just emerging? And will they work? Transportation: Tomorrow’s Cars Worries over the future of gasoline supplies and the effects of carbon dioxide emissions on global warming are driving innovators to rethink how we get around. On the horizon: better batteries, cleaner fuels, and redesigned engines.

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