Igneous rock is formed by the cooling of molten rock, either at the surface (lava), or underground (as granite or other similar rocks). The heat of molten rock usually incinerates organisms rather ...

X” really does mark a spot in Sybille Canyon along Wyoming Highway 34, but it doesn’t mark the site of buried treasure. It’s ...

Igneous intrusions are a type of rock feature. They form when molten rock cools below the surface of the Earth. Join Isla and Connor as they explore igneous rock landscape features at Traprain Law ...

It depends on what the rocks are made of – and that’s related to how they were formed. There are three main rock types: ...