Contributed by Bradley Kellum on Aug 11, 2009
On October 1, 1947 Chuck Yeager became the first person to break the sound barrier when he flew the Bell X-1 rocket plane to a speed of MACH 1 at an altitude of 45,000 feet.
In aerodynamics, the sound barrier is the apparent physical boundary stopping large objects from becoming supersonic.
But
...read more
Tags:
Denomination:
Baptist
Contributed by Rick Crandall on Nov 2, 2009
Neil Armstrong and Buzz Aldrin were the first men to walk on the moon in the Apollo 11 space mission. Michael Collins third member of the group, was in charge of the command module, essential for their return to earth, which circled the moon while Armstrong and Aldrin landed. The moon lander
...read more
Tags:
Denomination:
Baptist
Sermon Central