Boeing is planning another biofuel demonstration flight later this year with Air New Zealand.
Last year, a Russian-made Sukhoi Superjet-100 slammed into a volcano during a demonstration flight, killing all 45 people on board.
"The demonstration flight will give us crucial knowledge that we can use to dramatically reduce our carbon footprint, " Branson said in a statement.
SpaceX also successfully flew a demonstration flight in May 2012.
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Orion has just passed its preliminary design review and a test version of the Ares 1 stands ready at the Kennedy Space Centre for a demonstration flight in October.
The preferred rocket, Falcon Heavy, has to yet to be tested by its makers, SpaceX, even though the Mars One plan calls for the first demonstration flight to land on Mars in 2016.
The plan for the demonstration cargo flight calls for the Dragon to approach the station, go through a series of communication tests, then get the go-ahead for a rendezvous.
The U.S. Navy on Tuesday announced it was canceling all the air shows its Blue Angels Flight Demonstration Squadron had scheduled for the rest of the year.
The Navy also canceled appearances by the Blue Angels, the famed flight-demonstration squadron.
These numbers are made up for demonstration purposes, but whenever an airline cancels a flight that they are not obligated to incur costs for in terms of stranded passengers, and flies them later on existing flights, they reduce their operating costs while still capturing the revenue.
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The only way he could get on the train and make his flight was to put on an impromptu martial-arts demonstration right there in the train station.
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During his demonstration, Gates showed how people who book flights using the Expedia online travel service will automatically receive updated flight and weather information cellular phones enabled with wireless applications protocol.
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