Even before the spectacular success of its X-1 rocket-powered aircraft in breaking the 'sound barrier', the adventurous Bell Aircraft Corporation was already pu

Even before the spectacular success of its X-1 rocket-powered aircraft in breaking the 'sound barrier', the adventurous Bell Aircraft Corporation was already pu

Photographs and text chronicle World War II ace Charles "Chuck" Yeager's quest to fly supersonically and profile the people and aircraft that made it possible f

In 1945 some experts still considered the so-called sound barrier an impenetrable wall, while winged rocket planes remained largely relegated to science fiction

The X-31 Enhanced Fighter Maneuverability Demonstrator was unique among experimental aircraft. A joint effort of the United States and Germany, the X-31 was the