HUBBLE: Window to the Universe
(15-min YouTube)
2010
NASAtelevision
http://youtu.be/fJmADQkhUeoThe Hubble Space Telescope is one of the greatest technological achievements in our history, and for two decades has astonished us with dynamic images of our solar system and the world beyond. To celebrate this important twenty-year milestone, NASA looks back at the contributions of this extraordinary scientific tool, and the scientists who created it, in an engrossing documentary entitled "Hubble: Twenty Years of Discovery".
Alex's comment: This is the way to seek for truth. 真理是這樣找尋的。