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喬爾•列維: 為什麼我們需要重回火星
829,901 views |
Joel Levine |
TEDxNASA
• November 2009
Read transcript
行星科學家喬爾•列維在 TEDxNASA (美國航空暨太空總署) 活動中展示了許多不只引人入勝--並且令人費解--的關於火星的新發現。火星上有厚厚的冰層、遠古海洋存在的跡象、以及生命曾經存在或者現在仍存在的證據。他解說為什麼我們需要重回火星去了解更多。
science
technology
exploration
Planets
space
TEDx
Mars
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