Fossil evidence of how the earliest life on Earth came to be is hard to come by. But scientists have come up with a few theories based on the microbes, viruses and prions existing today.
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Articles on ancient earth
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Looking a bit like enlarged woodlice, ancient trilobites crawled along the seabed and had an exoskeleton made of calcite — nature’s version of a suit of armour.
In what could be described as a rather difficult adolescence, Earth earliest continents remained in flux — disappearing and reappeared over 1.5 billion years before finally gaining form.
Top contributors
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Professor of Earth Sciences, University of New England
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Postdoctoral researcher, Uppsala University
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Professor and ARC Laureate Fellow, Monash University
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Post-doctoral researcher in Palaeobiology, University of New England
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Associate Professor, Monash University
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Lecturer in Geophysics, Monash University
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Professor Emeritus of Microbiology, University of Connecticut
