The velocity of the person just before they land can be calculated by using the equation ... momentum is always conserved in collisions within a closed system, kinetic energy is not necessarily ...

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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.

AND NEWS 9 ALSO HAD COMMUNICATION WITH THE FAA THIS AFTERNOON, WHO TOLD US THAT THEY WILL WORK WITH THE NTSB DIRECTL The investigation into the collision between an American Airlines passenger jet ...

Here's a look at how the tragedy unfolded, as the cause of the collision remains under investigation. Emergency response units assemble on the tarmac as search and rescue operations are underway ...

The FDA on Thursday approved the first new type of pain medication in 25 years. The drug, suzetrigine, is a 50-milligram prescription pill that’s taken every 12 hours after a larger starter dose ...

Authorities investigating the cause of this week's midair collision between an American Airlines regional jet and a military helicopter have recovered the black boxes from both aircraft.

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The midair collision at Reagan National Airport on Wednesday night has presented Sean Duffy with a major crisis just hours after he was sworn in as secretary of transportation. Duffy will not lead ...

Here's a look at how the tragedy unfolded, as the cause of the collision remains under investigation. 5:38 p.m. CT: American Airlines Flight 5342 departs from Wichita, Kansas, headed to the D.C ...

Captain Chesley "Sully" Sullenberger III, who famously landed a passenger plane on the Hudson River in 2009, commented on the deadly aircraft collision that occurred over the Potomac River on ...

Live Page editor. A text and video journalist based in London, Stephen is a former Reuters bureau chief in Jerusalem. He was previously a foreign correspondent for The New York Times and The Times ...