Learn more about the time period that took place 488 to 443 million years ago. 3 min read During the Ordovician period, part of the Paleozoic era, a rich variety of marine life flourished in the vast ...

One of Earth's most consequential bursts of biodiversity—a 30-million-year period of explosive evolutionary changes spawning innumerable new species—may have the most modest of creatures to thank for ...

The Ordovician Period stands as a critical chapter in Earth's geological history, with carbon isotope records serving as both a key tool for stratigraphic correlation and a vital archive to unravel ...

The End-Ordovician Extinction was the first of the so-called ‘Big Five’ mass extinctions in the history of life on Earth - more than 80% of species in the oceans died out. But could you survive its ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. The once very successful group of marine arthropods called ...

Today, only the largest planets in the solar system have rings, but a new study suggests Earth may have been a ringed planet in the distant past. Scientists studying the geology of the Ordovician ...

The extra legs caterpillars have appear have origins in the primitive crustaceans that insects evolved from during the Ordovician period over 400 million years ago. When you purchase through links on ...

In a surprising twist on our planet’s ancient history, scientists are now suggesting that Earth might once have had a ring ...

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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