The most-studied 100 octane avgas substitute powered this year's Unlimited Experimental Class winner of the AirVenture Cup.

Reflecting on three decades of general aviation changes, from steam gauges and paper charts to glass cockpits, digital ...

Investigators have found that a helicopter involved in a deadly crash with a passenger plane over Washington was flying above its height limit. The helicopter's altitude-measuring instrument was also ...

Flights are getting bumpier, thanks in part to climate change. But new studies are looking into innovative potential ways to ...

One of the trademarks of summer is the sight of planes and helicopters making gravity-defying turns as they make passes up ...

You can count on people on social media to complain about the accuracy of weather apps. NPR hears some advice on how to pick more reliable ones.