Elastic collisions are where kinetic energy is conserved ... where the objects collide and separate with energy losses; and perfectly inelastic collisions, where the objects stick together and move as ...

Elastic N.V., a search artificial intelligence (AI) company, delivers hosted and managed solutions designed to run in hybrid, public or private clouds, and multi-cloud environments in the United ...

Investigators are intensifying their search into what caused the collision between American Airlines Flight 5342 and an Army Black Hawk helicopter, with recovery crews still working to pull ...

"But you have such a pretty face! And it's what's on the inside that should matter!" my coworker would exclaim with exaggerated incredulity as I pouted over my coffee about having impressively bad ...

A recent mid-air collision between a passenger jet and an Army helicopter was the first major fatal plane crash in the U.S. since 2009. Experts point to increased air traffic congestion as a ...

Despite decades of improvements in air traffic control systems and jet safety, midair collisions have remained a recurring, although extremely rare, part of aviation history. Wednesday's collision ...

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The incident was the latest in a series of worrying near collision events involving passenger aircraft. These incidents shine a spotlight on our fragile air traffic control system and are ...

U.S. military helicopter crashes like the one that took down a commercial American Airlines flight over the Potomac River in Washington, D.C., on Wednesday night are very rare, but there has been ...

Ari Shulman said a "spray of sparks" in the sky caught his attention as he watched in horror the midair collision between American Airlines Flight 5342 and a U.S. Army Black Hawk helicopter unfold.