Joel Levine:
조엘 레빈: 우리가 화성으로 돌아가야 하는 이유

TEDxNASA · 16:14 · Filmed Nov 2009
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TEDxNASA에서 행성 과학자 조엘 레빈이 화성에서 새롭게 알아낸 흥미롭고 놀라운 사실을 전합니다. 화성은 얼음으로 뒤덮혀 있고, 과거에는 바다와 생명체가 존재했으리라는 단서를 찾아냈지만, 그는 더욱 많은 것을 알아내기 위해 화성으로 돌아가야 함을 주장합니다.

Planetary and atmospheric scientist
Joel Levine studies the atmospheres of Earth and Mars, looking at their origin, evolution, structure and chemistry and climate change. He's the principal investigator of the proposed ARES Mars Airplane Mission. Full bio
This talk was presented to a local audience at TEDxNASA, an independent event. TED editors featured it among our selections on the home page.



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