Deep Inside a 2-Billion-Year-Old Rock Lies a Secret About Young Earth!

This ancient rock has a mysterious chemical signature that was created by boiling hot magma [melted underground rock] and tiny, gas-munching microbes. For years, people thought this clue showed a massive global shift in our planet's carbon, but it turns out to be a super-cool local volcano party instead! Who knows what other secrets are still hiding in the oldest rocks beneath our feet?