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Explainer: Myth-busting the Boring Billion

A thousand million years can’t all be dull, can they?

The Rodinia subcontinent
Reconstruction of the supercontinent Rodinia 900 million years ago. Continents are Laurentia in the middle and (clockwise from top) Tarim, Australia, South China, Siberia, North China, Arctic blocks, Rockall, Chortis, Baltica, Oaxacia, Amazonia, Pampia, West Africa, Hoggar, Sao Francisco, Congo, Sahara, Rio de la Plata, Kalahari, Dronning Maud Land, Rayner, India, Mawson (East Antarctica). Credit: Li et al. 2008 / Wikimedia Commons.
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