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LAB Deputy PI sits down with NASA's Chief Scientist to talk biosignatures & evidence of ancient life

LAB Deputy PI Heather Graham was a guest on the Gravity Assist podcast, where she sat down with NASA's Chief Scientist, Jim Green, to discuss some of the oldest evidence of life on Earth and what scientists are searching for when they look for biosignatures in ancient rocks. Listen to the episode and read the transcript here.

Image description: Heather holding a fossil from the Ediacaran period (600 million years ago).

Image credits: NASA


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