Earth's oldest evidence of life is written in stone—but it's at risk of disappearing

Today, our planet is teeming with life, but it has not always looked the same. Long before forests reached skyward, animals walked on land and dinosaurs rose and fell, our planet was shaped by a much smaller, more unassuming form of life. And we can still find traces of it today. This story matters for Science & Discovery readers tracking science. Reported by phys.org. Read the full original at the source link below.