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Human history is the record of humankind from prehistory to the present. Modern humans evolved in Africa around 300,000 years ago and initially lived as hunter-gatherers.They migrated out of Africa during the Last Ice Age and had spread across Earth's continental land except Antarctica by the end of the Ice Age 12,000 years ago.
The history of life on Earth traces the processes by which living and extinct organisms evolved, from the earliest emergence of life to the present day. Earth formed about 4.5 billion years ago (abbreviated as Ga, for gigaannum) and evidence suggests that life emerged prior to 3.7 Ga. [1] [2] [3] The similarities among all known present-day species indicate that they have diverged through the ...
The first English use of the expression "meaning of life" appears in Thomas Carlyle's Sartor Resartus (1833–1834), book II chapter IX, "The Everlasting Yea". [1]Our Life is compassed round with Necessity; yet is the meaning of Life itself no other than Freedom, than Voluntary Force: thus have we a warfare; in the beginning, especially, a hard-fought battle.
In this sense, history is what happened rather than the academic field studying what happened. When used as a countable noun, a history is a representation of the past in the form of a history text. History texts are cultural products involving active interpretation and reconstruction. The narratives presented in them can change as historians ...
Friedrich Engels built on Morgan's ideas in his 1884 essay, The Origin of the Family, Private Property and the State in the light of the researches of Lewis Henry Morgan. His primary interest was the position of women in early society, and — in particular — Morgan's insistence that the matrilineal clan preceded the family as society's ...
Shortly after the appearance of the first amniotes, two branches split off. One branch is the Sauropsida, from which come the reptiles, including birds. The other branch is Synapsida, from which come modern mammals.
Creation myths have been around since ancient history and have served important societal roles. Over 100 "distinct" ones have been discovered. [20] All creation myths are in one sense etiological because they attempt to explain how the world formed and where humanity came from. [21] Myths attempt to explain the unknown and sometimes teach a lesson.
Origin myths are narratives that explain how a particular reality came into existence. [3] They often serve to justify the established order by attributing its establishment to sacred forces [3] (see § Social function). The line between cosmogonic myths which describe the origin of the world and origin myths is not always clear.