Helicopters Learn Tricks 'Watching' Other Helicopters(dsc.discovery.com)
dsc.discovery.com
Helicopters Learn Tricks 'Watching' Other Helicopters
http://dsc.discovery.com/news/2008/09/05/helicopter-auto-pilot.html
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http://dsc.discovery.com/news/2008/09/05/helicopter-auto-pilot.html
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