Sedimentary rock is one of the three main rock groups (along with igneous and metamorphic rocks) and is formed in four main ways: by the deposition of the weathered remains of other rocks (known as ...

The trick to a successful search for fossils is finding the proper place. After all, paleontologists rarely select their sites at random. Instead, they consider an assortment of areas — comparing the ...

Learn how fossils form through sedimentation and mineralization. Discover types like moulds, casts, and trace fossils in our ...

Sedimentary rocks are made up of pieces of older rocks (igneous, metamorphic, and sedimentary) and organic remains (shells, bone, etc.). When rocks break apart from erosion they are transported by ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When animals, plants and other organisms die, they typically decay completely. But sometimes, ...

Plastistones, a new type of sedimentary rock that’s part-plastic and part-rock, has been found on at least five continents and 11 countries. These rocks form when molten plastic cools within a mineral ...

Rocks store information from long ago. For instance, their composition can reveal the environmental conditions during their formation. This makes them extremely important in climate research. This led ...

There are three types of rock found on Earth. These are igneous, metamorphic and sedimentary. Each rock type is formed in a different way. For example, the rock malachite is mostly made of the ...

Human activity has significantly altered the earth’s landscape — so much so that many scientists have said the planet began a new geological chapter called the Anthropocene era. Many of these changes ...