For a recent paper in Proceedings of the National Academy of Sciences, researchers investigated the odd physics of a ...

Abstract: In this paper, a novel control scheme is proposed for the recently developed six-level hybrid flying-capacitor inverter. In the conventional scheme, an auxiliary balancing circuit is ...

The Trump administration on Thursday proposed banning Chinese airlines from flying over Russia on flights to and from the United States, saying the practice puts American carriers at a disadvantage. U ...

A pilot preparing to take off Monday from Hollywood Burbank Airport in California took the routine step of radioing the air traffic control tower. But instead of the usual back-and-forth conversation ...

Abstract: In recent years, ground robots designed for power emergency inspections have faced challenges in terms of maneuverability and visibility, often being outperformed by Unmanned Aerial Vehicles ...

Hours after a federal judge paused the Trump administration’s plans to deploy 200 members of the Oregon National Guard to Portland on Saturday, federal law enforcement officers escalated the tactics ...

Wyoming Attorney General James “Jim” Barrett was flying to a conference in Riverton in 1969 when his pilot died mid-flight. Not a pilot himself, Barrett had to take the controls. He buzzed Rawlins at ...

Trap cameras capture a photo of an axis deer in Chaco, Argentina, for the first time — but no one's celebrating. Researchers fear that this exotic creature may severely disrupt the native ecology in ...

Step inside the Air Force’s E-3 Sentry, the legendary airborne command post that controls entire air battles from thousands of feet above the ground. Immigration crackdown may spark 'black swan event, ...

After the September 11, 2001, attack that shook America and the entire world, Article 5 of the North Atlantic Treaty was invoked for the first time in history. The attack on the US was deemed an ...