"We do care about planets like the Earth because by now we understood that life as a chemical system really needs a smaller planet with water and with rocks and with a lot of complex chemistry to originate, to emerge, to survive."

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Source : "How we found hundreds of potential Earth-like planets". TEDGlobal Talk, www.ted.com. July 2010.

Dimitar Sasselov

#Rocks Quotes #Water Quotes #Needs Quotes

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