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First of a six-part documentary series, this episode comprises 5 parts. The other episodes can also be found on Youtube. This is a magnificent overview of life's history on Earth, its travails and triumphs, and our own place among all other Earthly life-forms. With its gorgeous program background music, it provides an almost religious experience ( Read more... )

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http://planetary.org/news/2009/0331_Mars_Exploration_Rovers_Update_Spirit.html

3-month mission still going strong five years later!