Early arrivals: scientists argue over how old the New World is

Article Abstract:

Recent archeological evidence questions the dating and method of the arrival of Indians to North America. Sites in Monte Verde, Chile and Meadowcroft, PA show signs of habitation much earlier than first thought, back as far as 33,000 years. Scientists are evaluating the evidence.

Research, History, Archaeology, Native Americans, Native American history

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The struggle within

Article Abstract:

David Haig of Harvard University proposes that parent-offspring rivalry begins as early as conception of the fetus in the mother's womb. He also argues that imprinting of paternal genes contributes to the tension between fetal and maternal genes.

Genetic aspects, Natural selection, Pregnancy, Mother and child, Mother-child relations

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Complexifying Freud: psychotherapists seek inspiration in nonlinear sciences

Article Abstract:

A small but growing number of psychotherapists are using contemporary scientific ideas to supplement traditional psychoanalytic theory. For example, some are advocating the use of chaos theory as a means to gain insights about the human mind.

Innovations, Practice, Psychotherapists, Psychoanalysis

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