Nearly two million fans celebrated Spain's World Cup victory in Madrid, while thousands in Buenos Aires honored Argentina's ...

The U.S. launched another night of strikes on Iran after four U.S. soldiers were killed in Jordan and Iraq in recent days.

Boom Supersonic has launched the "Boom Prize," offering $750,000 cash and $50,000 in company stock to the first team to break the sound barrier with an amateur-built, air-breathing, radio-controlled ...

Some may already be familiar with the sonic boom that accompanies a break to the sound barrier, but when and why would ...

The aircraft suddenly plunged 300 feet, sending passengers and crew flying.

NASA’s X-59 has reached 924 mph and 55,000 feet, bringing the agency closer to proving that future supersonic passenger flights can avoid thunderous sonic booms.

NASA's Quesst mission looks to develop a supersonic aircraft that could one day transform commercial air travel in the United ...

California has played a central role in NASA's push to test its X-59 jet and usher in an era of commercial supersonic air ...

A pilot jumped out of the door of a moving plane to his death, leaving the student he was teaching to fly to land the aircraft by herself.Related video above: Fighter jets collide during Idaho air ...

Long before astronauts reached orbit, American engineers faced a dangerous unknown at the edge of the sound barrier. Aircraft ...

What the FAA is saying now is, hey, the speed of the plane isn't the problem; the sonic boom's power is. So why not regulate the latter instead of the former?