Begun in the spring of 2001, the program used a specially modified F-5E fighter to show the persistence of a shaped sonic boom
Aviation lecturer Dr Andrew Taylor said the noises did not sound like an ordinary sonic boom
, and that the sourcecould have come from hundreds of miles away.
Dryden has conducted a number of sonic-boom research projects in recent years, including a 2003 effort with Northrop Grumman and the Defense Advanced Projects Research Agency that examined whether altering an aircraft's shape could affect the intensity of a sonic boom
Kakalios noticed a few sonic booms
in the recent blockbuster Superman Returns.
Believing that the object had narrowly missed them, they were further shaken by the tremendous sonic boom
, followed by an ominous rumbling that sounded like a rockslide.
The rocker sparked terror among home-owners earlier this year when he tried out the sonic boom
The Importance of Sonic Boom
Research in the Development of Future High Speed Aircraft," JOURNAL of the NTA, Winter 1992.
People didn't really know what a sonic boom
was then," says Earl Blount, recently retired from Rockwell International (of which North American later became part) after a 40-year stint that started as a writer for the company's internal magazine and ended as corporate director of community relations.
A sonic boom
is a loud explosive noise caused by the shock wave from an aircraft or other object travelling faster than the speed of sound.
NASA awarded Rockwell Collins $698,000 for a two-year study on a sonic boom
display that shows pilots how the noise created by the aircraft s speed is being perceived on the ground.
A SONIC boom
which shook homes and businesses in Aberystwyth was probably caused by a US Air Force fighter jet.
A sonic boom
is the sound associated with the shockwaves created when an object travels through the air and breaks the sound barrier.