The Americans are trying to use e-mail for routine ground-to-air communication, freeing voice channels and lightening the load for controllers.

ECONOMIST: A jam at 32,000 feet

ConnecTV instant "TalkBack" social polls mirroring those on the air to increase communication with local audiences.

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Air traffic controllers lost radio communication with the Airbus A320, carrying 147 passengers and an unknown number of crew, when it was flying at 37, 000 feet, according to the National Transportation Safety Board.

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Ms Smart said the SSPCA had "constant communication" with Dechmont Air Rifle and Pistol Club near Glasgow when conducting its research.

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Another area that continues to be robust are the wireless communication companies, exemplified by Air Touch Communications.

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Both snag radio communication, phone calls and emissions from air defense weapons and pinpoint their origins.

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SpaceX was able to get extra communication channels from the U.S. Air Force.

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Middle management needs to be a conduit for communication, just like the holes in Swiss cheese are conduits for air.

FORBES: Connect

The result of allowing phone calls in the air would produce the opposite of the tranquilizing effect of permitting other forms of electronic communication.

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