Supercontinents: Earth’s Radical Story of Birth and Destruction
Gondwana. Rodinia. Nuna. Kenorland. Vaalbara. They sound like other worlds. They likely represent the past of this world. The introduction of plate tectonics 45 years ago was one of the scientific revelations of the 20th century. German meteorologist Alfred Wegener is given credit for hypothesizing in 1912 that today’s continents […]
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