What secrets can we unearth about the future of our planet from this petrified forest in Arizona? Locked within the stones and fossils of Petrified Forest National Park lies a record of life, death, ...
New research from Japan's iron-rich hot springs shows how early microbes may have harnessed iron and oxygen during the Great Oxygenation Event. Some 2.3 billion years ago, the Earth would have been ...
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