The shapes of atomic orbitals also affect the spectroscopic properties of atoms and molecules. The absorption and emission of ...

It can be challenging to quantify how much of a danger space debris poses. The International Civil Aviation Organization ...

The controller's interview with investigators provides new details into how the catastrophe was not averted after an Army helicopter flew too close to a jet, insisting it would go around The NTSB ...

The X-65 plane Aurora Flight Sciences is building for DARPA would use experimental air burst technology to steer, instead of ...

Officials provide an update on the cargo plane crash in Louisville, Kentucky. Maddow Blog | After sparking a public backlash, Trump tries to avoid blame for Democratic election wins 7 lions to be ...

Gov. Andy Beshear, D-Ky., discusses the latest in rescue and recovery efforts in Louisville. ‘That Has Never Been Tolerated in the Entire History of Our Republic’ Scientists Studied 'SuperAgers' For ...

UPS said Friday that it had grounded its fleet of MD-11 cargo planes, after one of them was involved in a deadly crash in Kentucky this week. A McDonnell Douglas MD-11 aircraft exploded into flames ...

LOUISVILLE, Ky. (AP) — Federal aviation officials issued an order Saturday for McDonnell Douglas MD-11 planes not to be flown pending further inspection, reinforcing cargo carriers’ decision to ground ...

LOUISVILLE, Ky. (AP) — UPS and FedEx said they are grounding their fleets of McDonnell Douglas MD-11 planes “out of an abundance of caution” following a deadly crash at the UPS global aviation hub in ...

MILTON — A pilot was killed and a passenger seriously injured when a plane crashed Friday in a residential neighborhood next to Saratoga County Airport. The crash happened just before 10:30 a.m., ...

LOUISVILLE, Ky. (AP) — A UPS cargo plane crashed and exploded in a massive fireball Tuesday while taking off from the company’s global aviation hub in Louisville, Kentucky, killing at least three ...

NEW YORK — The UPS cargo plane crash on Tuesday at the company’s global aviation hub in Kentucky, which killed at least nine, will temporarily disrupt the supply chain and result in some shipping ...