ScienceDaily
Tiny 1.7-Billion-Year-Old Fossils Could Reveal How Complex Life Began
Scientists are digging up 1.7-billion-year-old fossils to figure out when complex life began - and maybe find aliens in the process.
ScienceDaily
Scientists are digging up 1.7-billion-year-old fossils to figure out when complex life began - and maybe find aliens in the process.
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