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.

3.5-Billion-Year-Old Australian Stromatolites Have Biogenic Origin, New Research Confirms

4.6-Billion-Year-Old Meteorite Is The Oldest Magmatic Rock Ever Found - Geology In

4.6-billion-year-old meteorite is the oldest volcanic rock ever found

Timeline of the evolution of life on Earth

3.77-billion-year-old fossils stake new claim to oldest evidence of life, Science

Evidence of 1-Billion-Year-Old 'Lost World' of Microbes Discovered beneath Australian Outback

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

Complex ecosystems arrived early : Nature News

Fossil - Wikipedia

3.8-Billion-Year-Old Rocks Reveal The Story Of Life's Origins

The 50-Million-Year-Old Treasures of Fossil Lake, Travel

4.6-billion-year-old meteorite belongs to Earth's long-lost baby cousin

Earliest Human Cancer Found in 1.7-Million-Year-Old Bone

Oldest traces of life on Earth found in Quebec, dating back roughly 3.8 billion years