On October 14, 1947, Chuck Yeager became the first pilot to break the sound barrier in the X-1 aircraft. This achievement was initially kept secret but later celebrated as a milestone in aviation history. In 1997, Yeager re-enacted his historic flight at age 74, piloting an F-15. His contributions to aviation extended beyond this feat, as he trained NASA astronauts and influenced supersonic and space travel. The 50th anniversary was marked by commemorative events, including a postal stamp. Yeager reflected on his career, considering retirement after 55 years of flying.

Who was the first pilot to break the sound barrier and in what year did this occur?

What aircraft did Chuck Yeager fly to achieve supersonic flight?

In what way did Yeager contribute to the training of future astronauts?

How did the public's knowledge of Yeager's flight change from 1947 to 50 years later?

What was the significance of the sonic boom heard around the world in 1947?

What was the speed of sound at 40,000 feet as mentioned in the text?

What did Yeager say about his career and its impact on his personal life?