Helicopters are marvelous pieces of engineering, providing a live demonstration of the laws of physics as they carry us into the skies. With metal or composite blades angled just right and spinning at ...

Historical references to spinning flying machines go back hundreds of years, with evidence like the 12th-century Chinese twirling kite and Leonardo da Vinci's bizarre airscrew contraption of 1483.

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Six people, including three kids, were killed in last week's crash. The rotor of the helicopter from last week's deadly crash has been retrieved from the Hudson River, four days after the devastating ...

The aircraft was on a sightseeing flight when it suddenly broke apart in midair, its rotor blades falling separately toward the water. By Patrick McGeehan When rescue crews reached the passenger ...