The sun may rise every morning, but the amount of sunlight reaching the Earth’s surface can substantially vary over decades.

The outer core is liquid iron and nickel and generates the Earth's magnetic field. And the inner core is made of solid iron and nickel. The surface of the earth is constantly changing. It's the ...

Rock types - CCEA Rocks found on the surface of the Earth can reveal a lot about it's interior. The geological timescale and the processes that happen occur over a long period of time. Earthquakes ...