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If you know the signs to look for, it becomes clear that the Earth itself is breathing.
Reto Stockli/Alan Nelson/Fritz Hasler/NASA
March 6, 2013 As scientists advance their understanding of how the Earth has changed through billions of years, it becomes increasingly clear that the Earth and the life on it are entwined in unique ways. Commentator Marcelo Gleiser goes in search of the origins of life in a meeting of the minds at CERN.
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