Earth’s first mass extinction: When anyone thinks of mass extinction on Earth, the first thing they think of is the extinction of dinosaurs about 66 million years ago, likely as an impact of comet or ...
Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The tiny country of Wales on the western coast of Great Britain may ...
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Earth may have once worn a Saturn-like ring, study suggests
In a recent study published in Earth and Planetary Science Letters, researchers suggest that Earth once had a giant, ...
Subsurface Ordovician rocks in the Black Warrior Basin, Mississippi Embayment, and the eastern part of the Arkoma Basin reflect a different depositional history than coeval rocks exposed in the ...
Fossils from 465 million years ago recently discovered in Portugal have revealed the huge size reached by trilobites, the most diverse group of extinct marine arthropods. Geologists describe the ...
Over half a billion years ago, during the Cambrian geological period, life on Earth started to get a lot more interesting. Thanks to the rise in free oxygen generated mostly by photosynthesizing algae ...
This is a preview. Log in through your library . Abstract Eriaster ibexensis n. gen. and sp., from the Ibexian (Lower Ordovician) of Utah, is the oldest-known body-fossil taxon of the class Asteroidea ...
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