PHILADELPHIA (AP) — Medical flight that crashed in Philadelphia had 6 on board and company says there's no confirmation that any survived.

U.S.) achieved the successful first supersonic flight of its XB-1 demonstrator aircraft at the ... reaching a top speed of Mach 1.122 (750 miles per hour) also broke the sound barrier, and is ...

American Airlines Flight 5342 was on approach at Ronald Reagan National Airport near Washington, D.C., the plane showing up on the video as a fuzzy ball of white light in the black 9 p.m. skies of the ...

An aircraft developed by Boom Supersonic became the first independently funded jet to break the sound barrier this week ... about 35,000 feet during a test flight Tuesday in the same Mojave ...

made the call as the experimental XB-1 broke the sound barrier. It was a key test for the company that plans to build high-speed planes in Greensboro. Boom’s first supersonic flight took place ...

Almost 22 years after Concorde made its final commercial flights, a prototype passenger jet has broken the sound barrier during a supersonic test flight. Boom Supersonic founder and CEO Blake ...

A test aircraft built by Boom Supersonic, a US start-up, has broken the sound barrier for the first time during a flight over California's Mojave Desert, potentially ushering in a new era of faster ...

The flight took place in the same airspace where US test pilot Chuck Yeager broke the sound barrier for the first time in 1947. "XB-1's supersonic flight demonstrates that the technology for passenger ...

Boom Supersonic's XB-1 jet has officially broken the sound barrier during a historic test flight over the Mojave Desert. The flight, which occurred on January 28, marks the first time a civilian ...

American aerospace startup Boom made history on Tuesday by breaking the sound barrier during the test flight of its Boom Supersonic XB-1 demonstrator jet. The XB-1's flight, livestreamed from the ...

However, the higher speeds mean planes still encounter turbulence, which can be significant and alter flight schedules. Weather conditions are long known to have influenced the distance a sonic boom ...

Boom, the American company building what promises to be the world’s fastest airliner, broke the sound barrier for its first time with a test flight in Mojave, California. The company’s XB-1 ...