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Gravity Assist: Life on the Rocks, with Heather Graham - Publication Date |
- Apr 17, 2020
- Episode Duration |
- Unknown
To study the history of life on Earth and look for it beyond our planet, scientists in the field of astrobiology look for signs called “biosignatures.” NASA Goddard researcher Heather Graham discusses some of the oldest evidence of life on Earth and what scientists are searching for when they look for biosignatures in ancient rocks. By looking at w
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