When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Supercontinent - Wikipedia

    en.wikipedia.org/wiki/Supercontinent

    According to modern definitions, a supercontinent does not exist today; [1] the closest is the current Afro-Eurasian landmass, which covers approximately 57% of Earth's total land area. The last period in which the continental landmasses were near to one another was 336 to 175 million years ago, forming the supercontinent Pangaea .

  3. Pangaea - Wikipedia

    en.wikipedia.org/wiki/Pangaea

    Pangaea or Pangea (/ p æ n ˈ dʒ iː ə / pan-JEE-ə) [1] was a supercontinent that existed during the late Paleozoic and early Mesozoic eras. [2] It assembled from the earlier continental units of Gondwana , Euramerica and Siberia during the Carboniferous approximately 335 million years ago, and began to break apart about 200 million years ...

  4. Continental drift - Wikipedia

    en.wikipedia.org/wiki/Continental_drift

    He proposed that the continents had once formed a single landmass, called Pangaea, before breaking apart and drifting to their present locations. [32] Wegener was the first to use the phrase "continental drift" (1912, 1915) [5] [18] (German: "die Verschiebung der Kontinente") and to publish the hypothesis that the continents had somehow ...

  5. Variscan orogeny - Wikipedia

    en.wikipedia.org/wiki/Variscan_orogeny

    Location of the Hercynian-Alleghenian mountain belts in the middle of the Carboniferous period.Present day coastlines are indicated in grey for reference. [1]The Variscan orogeny, or Hercynian orogeny, was a geologic mountain-building event caused by Late Paleozoic continental collision between Euramerica (Laurussia) and Gondwana to form the supercontinent of Pangaea.

  6. Geology of the Pacific Ocean - Wikipedia

    en.wikipedia.org/wiki/Geology_of_the_Pacific_Ocean

    Birth of the Pacific plate 180 million years ago. In the Early Jurassic, the supercontinent Pangaea was surrounded by the superocean Panthalassa, the ocean floor of which was composed of the Izanagi, Farallon, and Phoenix plates. [6]

  7. Scientists assert 'alien mummies' in Peru are really dolls ...

    www.aol.com/news/scientists-assert-alien-mummies...

    A separate three-fingered hand believed to be from Peru's Nazca region was also analyzed, with experts ruling out any connection to alien life. Scientists assert 'alien mummies' in Peru are really ...

  8. Mesozoic - Wikipedia

    en.wikipedia.org/wiki/Mesozoic

    The Mesozoic Era [3] is the era of Earth's geological history, lasting from about , comprising the Triassic, Jurassic and Cretaceous Periods.It is characterized by the dominance of gymnosperms such as cycads, ginkgoaceae and araucarian conifers, and of archosaurian reptiles such as the dinosaurs; a hot greenhouse climate; and the tectonic break-up of Pangaea.

  9. A Researcher Says The First UFO Crashed In Italy In ... - AOL

    www.aol.com/lifestyle/researcher-says-first-ufo...

    An Italian researcher claims to have proof that backs up recent allegations that a crashed UFO was recovered in Italy in 1933. It adds to a growing interest in Unidentified Anomalous Phenomena ...