寻找外星生命
HD
2011
Scientists are on the verge of answering one of the greatest questions in history: Are we alone? Finding Life Beyond Earth immerses audiences in the sights and …
探索宇宙的边缘
高清
2010
Program DescriptionIn this two-hour special, NOVA examines how a simple instrument, the telescope, has fundamentally changed our understanding of our place in t…
