Pumice is an example of extrusive igneous rock. The word extrusive means that the magma was forced onto the earth's surface and cooled in a matter of hours. Granite is an example of intrusive ...

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 ...

The characteristics of the rocks that hold fossils can be as informative as the fossils themselves. There are three main types of rock: igneous rock, metamorphic rock, and sedimentary rock. Almost all ...

NASA ’s Mars rover has spotted something out of this world — a mysterious, skull-shaped elevation – sitting on a slope where ...

NASA's Perseverance rover made a discovery on the Martian surface, uncovering a skull-shaped rock formation dubbed Skull Hill ...

NASA's Perseverance rover has stumbled across a rather intriguing rock while driving west downslope towards lower "Witch ...

NASA’s Mars rover has spotted something out of this world — a mysterious, skull-shaped elevation – sitting on a slope where stargazers say it doesn’t belong.