When.com Web Search

Search results

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

    en.wikipedia.org/wiki/Silurian_hypothesis

    Frank and Schmidt imagined an advanced civilization before humans and pondered whether it would "be possible to detect an industrial civilization in the geological record". [2] They argue as early as the Carboniferous period (~350 million years ago) "there has been sufficient fossil carbon to fuel an industrial civilization comparable with our ...

  3. Evolution of human intelligence - Wikipedia

    en.wikipedia.org/.../Evolution_of_human_intelligence

    The evolution of human intelligence is closely tied to the evolution of the human brain and to the origin of language. The timeline of human evolution spans approximately seven million years, [ 1 ] from the separation of the genus Pan until the emergence of behavioral modernity by 50,000 years ago.

  4. Did another advanced species exist on Earth before humans? - AOL

    www.aol.com/news/2018-05-01-did-another-advanced...

    If an earlier civilization existed on Earth millions of years ago, we might have trouble finding evidence of it -- but that doesn't mean it didn't exist.

  5. Pre-Adamite - Wikipedia

    en.wikipedia.org/wiki/Pre-Adamite

    The pre-Adamite hypothesis or pre-Adamism is the theological belief that humans (or intelligent yet non-human creatures) existed before the biblical character Adam. Pre-Adamism is therefore distinct from the conventional Abrahamic belief that Adam was the first human. "Pre-Adamite" is used as a term, both for those humans (or human-like animals ...

  6. Cro-Magnon - Wikipedia

    en.wikipedia.org/wiki/Cro-Magnon

    The early modern human vocal apparatus is generally thought to have been the same as that in present-day humans, as the present-day variation of the FOXP2 gene associated with the neurological prerequisites for speech and language ability seems to have evolved within the last 100,000 years, [124] and the modern human hyoid bone (which supports ...

  7. Did another advanced species exist on Earth before humans? - AOL

    www.aol.com/2018-05-01-did-another-advanced...

    If an earlier civilization existed on Earth millions of years ago, we might have trouble finding evidence of it -- but that doesn't mean it didn't exist.

  8. The Milky Way is probably full of dead alien civilizations ...

    www.aol.com/milky-way-probably-full-dead...

    Humans have spent centuries wondering if there is other intelligent life among us in the galaxy and decades actively searching for it. It turns out the Milky Way may have once been full of ...

  9. Great Filter - Wikipedia

    en.wikipedia.org/wiki/Great_Filter

    The concept originates in Robin Hanson's argument that the failure to find any extraterrestrial civilizations in the observable universe implies that something is wrong with one or more of the arguments (from various scientific disciplines) that the appearance of advanced intelligent life is probable; this observation is conceptualized in terms ...