Browse Reference Articles
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Multiregional hypothesis
The multiregional origin hypothesis of human species holds that some, or all, of the genetic variation between the contemporary human races is attributable to genetic inheritance from either Homo ... > more -
Sequence stratigraphy
Sequence stratigraphy is a relatively new branch of geology that attempts to link prehistoric sea-level changes to sedimentary deposits. The 'sequence' part of the name refers to cyclic sedimentary ... > more -
Petrified wood
Petrified wood is a type of fossil: it exists of fossil wood where all the organic materials have been replaced with minerals (most often a silicate, such as quartz), while retaining the original ... > more -
Neanderthal
The Neanderthal or Neandertal was a species of Homo (Homo (sapiens) neanderthalensis) that inhabited Europe and parts of western Asia from about 230,000 to 29,000 years ago, during the Middle ... > more -
Peking Man
Peking Man (sometimes now called Beijing Man), also called Sinanthropus pekinensis (currently Homo erectus pekinensis), is an example of Homo erectus. The remains were first discovered in 1923-27 ... > more -
Human migration
Human migration denotes any movement by humans from one locality to another, often over long distances or in large groups. Humans are known to have extensively migrated throughout history. This ... > more -
Homo erectus
Homo erectus ("upright man") is a hominin species that is believed to be an ancestor of modern humans (with Homo heidelbergensis usually treated as an intermediary step). The species is found from ... > more -
Minoan civilization
The Minoans were a pre-Hellenic Bronze Age civilization in Crete in the Aegean Sea, flourishing from approximately 2600 to 1450 BC when their culture was superseded by the Mycenaean culture, which ... > more -
Genetic drift
Genetic drift is the term used in population genetics to refer to the statistical drift over time of gene frequencies in a population due to random sampling effects in the formation of successive ... > more
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