The crash occurred in Telegraph Canyon, about 65 miles east of Phoenix, and claimed the lives of David McCarty, 59, and three ...

Relatives named the four people killed when a helicopter struck a slackline in Telegraph Canyon east of Phoenix. FAA and NTSB continue investigating.

A helicopter crash in a remote Arizona canyon killed a local man and his three nieces on his wedding day after the aircraft ...

Company officials say the method allows crews to complete work more efficiently than traditional manual trimming.

SwissDrones’ SDO 50 uncrewed helicopters make power line inspections safer and more cost-effective with up to 95% less CO2 emissions. Using Autodesk Fusion, SwissDrones ...

The work is part of a $360 million, 175-mile high-voltage power line project being built by Basin Electric Power Cooperative ...

Kawasaki and Vestas spin-off BladeRobots are testing crewless helicopters and robots to automate dangerous wind turbine blade ...

Eversource has been using helicopters at various spots around the state to cut tree branches near remote transmission lines.

Outfitted with a long aluminum wire, this helicopter carries eight rotating saw blades to cut trees along a transmission ...

The flyovers will be conducted over the span of a month, depending on the weather. The aircraft, according to the posts, is ...

Federal aviation records show a notice was issued to pilots that a tightrope would be stretched across a mountainous area of ...

Add Yahoo as a preferred source to see more of our stories on Google. A fatal helicopter crash southeast of Phoenix involved a slackline, also known as a highline, which investigators say the aircraft ...