Save guides, add subjects and pick up where you left off with your BBC account. Geology is the study of how the Earth is formed and the things that happen to the Earth. As part of this, geologists ...

3. Explain to the students ... same behavior happens for many types of rocks. Tell the students that temperature and pressure increase as one goes deeper in the Earth, so that the deeper Earth ...

The Earth's plates jostle about in fits and starts ... The movement of the plates creates three types of tectonic boundaries: convergent, where plates move into one another; divergent, where ...

Despite seeming like a relatively stable place, the Earth's surface has changed ... any deformations of strata (Figures 2 and 3) must have occurred after the rock was deposited.

It turns out the answers are in Earth's rocks. Even the Greeks and Romans realized that layers of sediment in rock signified old age. But it wasn't until the late 1700s -- when Scottish geologist ...

This is a beginner's guide to identifying UK rock types. The guide has two main sections: background information on the structure and forces affecting the Earth in relation to rock formation a more ...

While this understanding helps illustrate some of the strange morphologies of these fossils, it isn’t definitive proof that this how life began on Earth ... rock—some stretching back some 3.8 ...

The key is meteorites. Meteorites bring many different types of material from all over the solar system to Earth where scientists can study them. These materials include chondrules—tiny pieces of dust ...