The Cambrian Explosion is a landmark moment in the history of life on Earth when many of the major groups of animals first ...

Normally, younger rocks are deposited above older ones, forming predictable geologic layers. In the North Sea, this process ...

The Worcester area has evidence of the Mesoproterozoic Era, going back to the earliest known days of the present-day Earth's ...

Geologists recently dated the age of Watersmeet gneiss, a type of rock in the Upper Peninsula, as the oldest in the U.S. Here's what to know.

To form metamorphic rock, a rock should be subjected to a temperature of at least 200 degrees Celsius and pressure of not less than 100 megapascals. Examples of metamorphic rocks are Gneiss, Slate, ...

Metamorphic rock is formed when existing rock is transformed under high heat and pressure, which generally destroys any fossils that were in the rock before it was metamorphosed. For example, marble ...

Bethesda is a slate town of 5,000 people in north-west Wales ripe for romanticisation – or that’s before you hack through its layers. It’s a stunning point between the mountains, rivers, lakes and ...

Metamorphic rocks Metamorphic rocks are formed by the metamorphism process. Metamorphism is the process of changing the characteristics of the pre-existing rocks under the influence of heat and ...