historia: Primary source

Evidence: 100 • authority: 72

In the study of history as an academic discipline, a primary source (also called an original source) is an artifact, document, diary, manuscript, autobiography, recording, or any other source of information that was created at the time under study. It serves as an original source of information about the topic. Similar definitions can be used in library science and other areas of scholarship, although different fields have somewhat different definitions. In journalism, a primary source can be a person with direct knowledge of a situation, or a document written by such a person. Primary sources are distinguished from secondary sources, which interpret, analyze, or otherwise comment on primar…

Evidence: 41 • authority: 72

The biblical story of the Tower of Babel is an origin myth and parable recorded in Genesis 11 (chapter 11 of the Book of Genesis) meant to explain the existence of different languages and cultures. According to the story, a united human race speaking a single language migrates to Shinar (Lower Mesopotamia), where they agree to build a great city with a tower that would reach the sky. Yahweh, observing these efforts and remarking on humanity's power in unity, confounds their speech so that they can no longer understand each other and scatters them around the world, leaving the city unfinished. Modern scholars have commonly associated the Tower of Babel with known historical structures and ac…

Evidence: 41 • authority: 80

Figure 4: Most used words among the different definitions to describe the CX.

Evidence: 41 • authority: 72

Africa has the world's oldest record of human technological achievement: the oldest surviving stone tools in the world have been found in eastern Africa, and later evidence for tool production by humans' hominin ancestors has been found across West, Central, Eastern and Southern Africa. The history of science and technology in Africa since then has, however, received relatively little attention compared to other regions of the world, despite notable African developments in mathematics, metallurgy, architecture, and other fields.