New views of the skies 1
Clip 1 from Hubblecast 17 Special regarding the invention of the telescope. Date- 26th July 08. Source- http://www.spacetelescope.org/videos/archive/topic/hubblecast// 'It has been 400 years since Galileo Galilei first walked out into a field and trained his telescope upon the heavens. To celebrate this extraordinary anniversary, a special series of Hubblecast podcasts is devoted to the telescope — the historical development, the scientific importance, the technological breakthroughs, and also the people behind this ground-breaking invention, their triumphs and their failures.'