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An Interventionist Theory of Natural Selection and Biological Change within Limits

This paper proposes that mutation and natural selection can produce biological change, but are not sufficient to explain the origins of biodiversity and complexity. Instead, the authors argue that genetic complexity is the result of intelligent design, and was at a maximum when life on Earth first came into being. Published in Origins v. 20, n. 2.

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Sociobiology: The Evolution Theory's Answer to Altruistic Behavior

Evolution theory is based on competition and struggle for survival, but some animals act in a way that favors reproduction of other individuals and reduces their own competitive status. The theory of sociobiology wants to explain this altruistic behavior as having a genetic basis, so that individuals with the gene tend to help other individuals with the same gene,.This maintains the gene in the population. The idea that human behavior is genetically determined is controversial. Published in Origins v. 19, n. 2.

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Species on Islands: Evidence for Change

In the early development of the theory of evolution by natural selection, two men stand out as having played a central role: Charles Darwin and Alfred Wallace. Both men traveled widely and were keen observers of nature. For both men, visits to islands played an important role in developing their understanding of nature. Darwin's visit to the Galapagos Islands is of special interest.

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Fossil Tree Orientation in the Chinle Formation

Trees were measured at nine locations in two general areas in Arizona and Utah. Preliminary data show very strong orientation of logs at most sites. Published in Origins v. 1, n. 1.

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