Early life may have breathed oxygen earlier than believed
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MIT Technology Review - AI
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Early life may have breathed oxygen earlier than believed.
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Around 2.3 billion years ago, a pivotal period known as the Great Oxidation Event set the evolutionary course for oxygen-breathing life on Earth.
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But MIT geobiologists and colleagues have found evidence that some early forms of life evolved the ability to use oxygen hundreds of millions of years before that.
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