Episoder
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In this video Christine Shupla and Paul Schenk introduce you to the Moon, the craters upon it and the evidence for ancient volcanism.
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Transcript -- In this video Christine Shupla and Paul Schenk introduce you to the Moon, the craters upon it and the evidence for ancient volcanism.
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Manglende episoder?
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Bevan French recalls crater studies in the 1960s and 1970s.
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Transcript -- Bevan French recalls crater studies in the 1960s and 1970s.
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Bill Bottke describes bombardment history preserved on our Moon.
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Transcript -- Bill Bottke describes bombardment history preserved on our Moon.
