From ancient to modern times, people have studied "the heavens" and wondered "what's out there?" Technology helps us to take a closer look. Meet the pioneers of space and aviation in this collection of stories.
Two days after launch, the shuttle Columbia returned to Earth.
On the 12th of April, 1981, the United States launched the shuttle Columbia into space.
On 18 March 1965, Aleksei Leonov was the first person to walk in space.
Galileo thought that being attached to the court in Florence was best for him, but his friends warned that he wouldnt be as safe there as he was in Tu...
When a new Pope was elected in Rome - Urban VIII - Galileo believed his ideas would finally be accepted.
On the 7th of January, 1610, Galileo turned his telescope to the sky and discovered that Jupiter had three moons.
When Galileo began to experiment with his new telescope, by pointing it to the sky, he made the world's first astronomical observations.
Newton discovered the concept of gravity, but no one before Einstein figured out what caused gravity.
This video clip, from a German-language documentary, includes views of German combat planes in action.
Allied forces searching for Nazi scientists discovered a hidden nuclear reactor and the world's first fighter jet developed under Hitler's rule.
All the Allies wanted to capture Wernher von Braun. On the morning of April 11, 1945, the Americans found his underground production facility.
Scientists working for Hitler's Third Reich continued to work, after the war, but for the United States. Historians believe that the U.S. rocket progr...