Excavations at a 2,000-year-old settlement in Spain have yielded the first ever trilobite fossil from Roman times. Found in a trash heap associated with a high-status household, the specimen appears ...

Hueston Woods State Park in Ohio is known for its marine fossils. At this free park, visitors can take any fossils they find ...

Manitoba is well-known for its fossil record, including the fossil-filled, world-famous Ordovician-aged Tyndall Stone and the ...

Stonelick State Park in Pleasant Plain is 1,058 acres of pristine natural beauty that somehow remains one of the Buckeye State’s best-kept secrets, despite being just a short drive from Cincinnati.

And yet, that’s precisely what a new analysis has concluded. “Our study indicates that organisms with slender body profiles ...

Shell-rich rocks trace a mostly upward climb in ocean life, with each mass extinction slashing both diversity and biomass ...

The "Big Five" mass extinctions of the Phanerozoic Eon have long attracted significant attention from the geoscience community and the public. Among them, the Late Ordovician Mass Extinction (LOME ...

Specifically, the findings support the hypothesis that supernovae could have triggered two of the so-called "big five" mass extinctions: those at the end of the Ordovician Period, some 445 million ...

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 ...

Impact craters found around the Earth that were made around the same time could be linked to debris falling from a ring, a new study suggests.

In a discovery that challenges our understanding of Earth's ancient history, researchers have found evidence suggesting that Earth may have had a ring system that formed around 466 million years ago, ...

Scientists have been trying to unravel what killed nearly all of Earth’s animals 400 million years ago. Could it be monstrous deformities caused by toxic metals in the ocean?