Billion-year-old rocks reveal traces of ancient life

A recent discovery of organic compounds in billion-year-old ancient rocks in Australia helps illuminate the early history of eukaryotes, according to a new study.

Traces of ancient life found in 1.6-billion-year-old rocks in Australia

4.6 billion-year-old meteorite could reveal how Earth formed layers

3.7-Billion-Year-Old Rock May Hold Earth's Oldest Fossils

New Zealand's 180-million-year-old forest

Carbon found in 3.95bn-year-old rocks is remnant of ancient life – researchers, Evolution

Oldest evidence of life on land found in 3.48-billion-year-old Australian rocks

Oldest-known DNA, found in Greenland, reveals life in much warmer climate 2 million years ago (including mastodons) - Chicago Sun-Times

The oldest evidence of life on Earth could help us discover ancient life on Mars

Billion-year-old rocks reveal traces of ancient life - KTVZ

Plate tectonics are 3.6 billion years old, oldest minerals on Earth reveal

Fossil

New find could be oldest evidence of life ever discovered

Ancient Arrow Is Among Artifacts to Emerge From Norway's Melting Ice - The New York Times

Stromatolite - Wikipedia

The Sun Was Dimmer When Earth Formed. How Did Life Emerge?