Are We Alone?
Scientists correlate the extreme environments of far-off worlds with those found in remote corners of the Earth. But can this knowledge help them discover extraterrestrial life?

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  • Are We Alone?

    Are We Alone?

    Scientists correlate the extreme environments of far-off worlds with those found in remote corners of the Earth. But can this knowledge help them discover extraterrestrial life?
    Duration: 1 Hrs 27