Earth: Origins and Geology – The Core and Mantle Of The Earth

Earth Science: The Core and Mantle Of The Earth The interior of the Earth long presented an enormous puzzle to science. Seismic measurements helped to start unraveling the mystery and assisted the exploration of the structure and contours of the Earth’s interior. The interior of the Earth is separated into three chemically distinct parts: the … Read more

The Magnetic Field of The Earth

Earth Science: The Magnetic Field of The Earth What do a compass needle pointing north, the glowing veils of polar lights and the sense of direction of carrier pigeons have in common? All three are influenced by the invisible force of the Earth’s magnetic field. The Earth’s magnetic field is like a gigantic bar magnet … Read more

Earth: Origins and Geology – Structure

Discovery Science: Origins and Geology – Structure As insignificant as the Earth may be within the totality of the universe, it does hold a special position in our solar system, giving us our daily, yearly, and seasonal patterns Its internal structure plays an important role in both the processes that affect its surface and its … Read more