A comprehensive digital encyclopedia presenting factual, historical, and educational articles supported by reliable sources and structured data. Page: 40

Radiocarbon calibration is the process of converting raw carbon isotope percentages into estimates of the actual age of a sample. This is necessary mainly because the atmospheric 14C/12C ratio has not been historically constant.…

Behavioural genetics, also referred to as behaviour genetics, is a field of scientific research that uses genetic methods to investigate the nature and origins of individual differences in behaviour. While the name "behavioural genetics" connotes a focus on genetic influences, the field broadly inve…

The upper mantle of Earth is a very thick layer of rock inside the planet, which begins just beneath the crust (at about 10 km (6.2 mi) under the oceans, and about 35 km (22 mi) under the continents) and ends at the top of the lower mantle, at about 670 km (420 mi). Temperatures range from around 90…

Dixie, also known as Dixieland or Dixie's Land, is a nickname for all or part of the Southern United States. While there is no official definition of this region (and the included areas have shifted over the years), or the extent of the area it covers, most definitions include the U.S. states below …

In economics and finance, market manipulation occurs when someone intentionally alters the supply or demand of a security to influence its price. This can involve spreading misleading information, executing misleading trades, or manipulating quotes and prices.…

Classical antiquity, also known as the classical era, classical period, classical age, or simply antiquity, is the period of cultural European history between the 8th century BC and the 5th century AD. It comprises the interwoven civilizations of ancient Greece and Rome, known together as the Greco-…

The National Hockey League's Metropolitan Division (often referred to simply as the "Metro Division") was formed in 2013 as one of the two divisions in the Eastern Conference as part of a league realignment. It is also a successor of the original Atlantic Division and one of the two successors to th…

Gale Eugene Sayers (May 30, 1943 – September 23, 2020) was an American professional football halfback and return specialist in the National Football League (NFL). Sayers played for the Chicago Bears from 1965 to 1971, though injuries effectively limited him to five seasons of play. Elusive, agile, a…

The Alpine region of Switzerland, conventionally referred to as the Swiss Alps, represents a major natural feature of the country and is, along with the Swiss Plateau and the Swiss portion of the Jura Mountains, one of its three main physiographic regions. The Swiss Alps extend over both the Western…

…