New top story on Hacker News: Fallen Boulder Reveals 313M-Year-Old Fossil Footprints at Grand Canyon - Viral Content

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    • Saturday, August 22, 2020

    Home Hacker News New top story on Hacker News: Fallen Boulder Reveals 313M-Year-Old Fossil Footprints at Grand Canyon

    New top story on Hacker News: Fallen Boulder Reveals 313M-Year-Old Fossil Footprints at Grand Canyon

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