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  2. History of Earth - Wikipedia

    en.wikipedia.org/wiki/History_of_Earth

    The first eon in Earth's history, the Hadean, begins with the Earth's formation and is followed by the Archean eon at 3.8 Ga. [2]: 145 The oldest rocks found on Earth date to about 4.0 Ga, and the oldest detrital zircon crystals in rocks to about 4.4 Ga, [34] [35] [36] soon after the formation of the Earth's crust and the Earth itself.

  3. How the Earth Was Made - Wikipedia

    en.wikipedia.org/wiki/How_the_Earth_Was_Made

    How the Earth Was Made is a documentary television series produced by Pioneer Productions for the History Channel.It began as a two-hour special exploring the geological history of Earth, airing on December 16, 2007.

  4. Geological history of Earth - Wikipedia

    en.wikipedia.org/wiki/Geological_history_of_Earth

    Earth formed about 4.54 billion years ago by accretion from the solar nebula, a disk-shaped mass of dust and gas left over from the formation of the Sun, which also created the rest of the Solar System. Initially, Earth was molten due to extreme volcanism and frequent collisions with other bodies.

  5. Geophysicists just debunked a key assumption about how Earth ...

    www.aol.com/article/2016/07/25/geophysicists...

    Before it split into the continents we know today, Earth was home to just a single landmass, or "supercontinent," called Pangea. ... Watch a video created with the simulation:

  6. Earth Revealed: Introductory Geology - Wikipedia

    en.wikipedia.org/wiki/Earth_Revealed:...

    1. "Down to Earth" – Beginning by comparing surface conditions on the planets Venus and Mars with the living landscapes of the Earth to highlight how unique the Earth is, the episode describes the goal of the study of geology and introduces major topics the series addresses, including the Earth's heat engines, plate tectonics, volcanism, earthquakes and seismology, erosion, and natural ...

  7. History of geology - Wikipedia

    en.wikipedia.org/wiki/History_of_geology

    Due to the strength of Christian beliefs during the 17th century, the theory of the origin of the Earth that was most widely accepted was A New Theory of the Earth published in 1696, by William Whiston. [9] Whiston used Christian reasoning to "prove" that the Great Flood had occurred and that the flood had formed the rock strata of the Earth.

  8. Earth - Wikipedia

    en.wikipedia.org/wiki/Earth

    Earth's atmosphere and oceans were formed by volcanic activity and outgassing. [43] Water vapor from these sources condensed into the oceans, augmented by water and ice from asteroids, protoplanets, and comets. [44] Sufficient water to fill the oceans may have been on Earth since it formed. [45]

  9. Primitive mantle - Wikipedia

    en.wikipedia.org/wiki/Primitive_mantle

    In geochemistry, the primitive mantle (also known as the bulk silicate Earth) is the chemical composition of the Earth's mantle during the developmental stage between core-mantle differentiation and the formation of early continental crust. The chemical composition of the primitive mantle contains characteristics of both the crust and the ...

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