An unusually well-preserved "Marine Dwarf World" from 462 million years ago was found at Castle Bank, Wales by a team led by the Nanjing Institute of Geology and Palaeontology of the Chinese Academy ...
The fall in jawless vertebrates coincides with the rise of jawed vertebrates following the two pulses of the Late Ordovician Mass Extinction (LOME). Top genus-level diversity curves follow global, ...
Back when the Earth was crawling with trilobites and other strange shelled creatures, our planet may have had a ring just like Saturn's. This ancient ring system is thought to have formed about 466 ...
A recent study claims that Earth may have once had a ring. The theory would explain the presence of an odd density of impact craters around the equator dating back to the Ordovician period. A ring ...
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