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Learn about the origin and evolution of life on Earth, from the oldest evidence of 4.1 billion years ago to the present day. Explore the geochemical, microfossil, and molecular evidence of life in various environments and biospheres.
Mar 1, 2017 · Explore the evidence and theories of the origins of life on Earth, from ancient fossils and rocks to modern genetics and proteomics. Learn about the possible candidates for the first living organisms, such as cyanobacteria, stromatolites and hydrothermal vents.
The timeline of the evolutionary history of life represents the current scientific theory outlining the major events during the development of life on planet Earth. Dates in this article are consensus estimates based on scientific evidence , mainly fossils .
For the book, see Prehistoric Life (book). For a chronological guide, see Timeline of the evolutionary history of life. The history of life on Earth traces the processes by which living and extinct organisms evolved, from the earliest emergence of life to the present day.
Jun 13, 2023 · The first story in a six-part series on NASA's Search for Life takes a close look at the origin of our solar system, and the building blocks of life.
Sep 19, 2022 · Learn about the mysteries and theories of how life emerged on our planet, from the Miller-Urey experiment to the role of water and carbon. Explore the possible scenarios of where and when life began, and what ingredients and conditions were involved.
