Gulfstream's fastest private jet, the G550, features wireless LAN and a satellite communications system for telephone calls, plus there's a DVD player, two LCD screens and temperature control within the cabin.

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The government plans to expand a fully-featured system to provide alerts via television, radio, and "wireless communications" by March 2007, but until then, we suspect the ole "ear to the ground" method is the best you've got.

ENGADGET: Japan Meteorological Agency develops earthquake warning system

That relationship moves to a new level on Sunday, when two cars from the Red Bull Cheever Racing team compete in the Indianapolis 500, armed with a cutting-edge Internet Protocol-based wireless system that gives the entire team access to a wealth of real-time information and communications during the race.

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