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

Tomkins and his team reconstructed an unusual rise in the number of meteorite impacts known as the Ordovician impact spike, ...

Cameroceras might not be a household name, but its legacy is monumental. This ancient cephalopod lived around 470 million years ago during the Ordovician period, a time when complex life was just ...

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