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 ...

It features scenes of farmers tilling soil, majestic mountain roads, sedimentary rock formations, and granite and marble quarries. The film also highlights natural phenomena such as volcanic ...

Relative dating to determine the age of rocks and fossils Geologists have established a set of principles that can be applied to sedimentary and volcanic rocks that are exposed at the Earth's ...

NASA’s Perseverance rovermade an unexpected discovery on the outer rim of Mars’s Jezero Crater: a rock so unusual in ...

NASA's Perseverance rover has discovered a bizarrely textured rock covered in hundreds of egg-like spheres on Mars, ...

The basalt which makes up the Giant’s causeway is an igneous rock. Sedimentary rocks are formed by small rock pieces which are transported by rivers and laid down in layers. Chalk is a ...

Relative dating to determine the age of rocks and fossils Geologists have established a set of principles that can be applied to sedimentary and volcanic rocks that are exposed at the Earth's ...