Aircraft already are, in some sense, capable of flying themselves, with the pilots on board relegated most of the time to roles that can be described as overseers. But there is a push these days, most ...

Commonly used in search-and-rescue and offshore duties, the twin-engine, 15-passenger civil/commercial AW139 helicopter is powered by two Pratt & Whitney Canada PT6C-67C turboshaft engines rated 1,679 ...