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.

Stromatolite - Wikipedia

Oldest fossils ever found show life on Earth began before 3.5 billion years ago

Why It's So Difficult to Find Earth's Earliest Life, Science

Something on Earth Was Moving 2.1 Billion Years Ago - Science & Health

Scientists have discovered 4.2 billion-year-old remnants of the Earth's first crust

Life Helps Make Almost Half of All Minerals

World's oldest fossil plants could rewrite life's early history

3.7-billion-year-old fossils show early life, Earth

Earth's Oldest Minerals Date Onset of Plate Tectonics to 3.6 Billion Years Ago

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

Study: 3.95 billion-year-old rocks contain earliest traces of life

Scientists find 3.22-billion-year-old microbes in South Africa

The oldest fossils on Earth show that 3.5 billion years ago there was life on our planet

This May Be the Oldest Known Sign of Life on Earth

World's oldest fossils' may just be pretty rocks