When you think of fossils, things like dinosaurs or ancient trees probably pop to mind. But if you’re a true geology aficionado, you probably know that those are far from the most common fossils.

As the soft parts of the creature decayed, they created a local change in the geochemistry of the rock that permitted the crystallization ... 24. These are fossils of the same kind of organism, a ...

That and a lot of patience.’ Mark Graham, who was our fossil preparator until late 2021, uses a microscope to help him see to remove tiny grains of rock from a crinoid fossil found in a Jurassic ...

Many of the rock layers contain fossils of these organisms ... American Indians used chert for tools and weapons. Crinoids are marine animals that look like flowers. It has a long stem or stalk and a ...

An ongoing Paleontological Resource Inventory discovered the new species, called Clavusodens mcginnisi, while collecting ...

Paleontologists at Mammoth Cave National Park have unearthed an ancient shark species previously unknown to science.