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Native American Populations Descend from Three Key Migrations, Scientists Say
July 11, 2012 — Scientists have found that Native American populations -- from Canada to the southern tip of Chile -- arose from at least three migrations, with the majority descended entirely from a single group of ... > full story -
Teen Sexting Prevalent: Nearly 30 Percent Send Nude Pictures Despite Being 'Bothered' by Requests
July 2, 2012 — A study of students at seven public high schools in Texas suggests that "sexting" was prevalent and may be linked to teens' sexual ... > full story -
Social Media Powers Youth Participation in Politics
June 26, 2012 — A study shows that contrary to the traditional notion of a technological digital divide, substantial numbers of young people across racial and ethic groups are engaging in 'participatory politics' -- ... > full story -
Vitamin D Deficiency Common Among Adolescents Evaluated for Weight-Loss Surgery
June 25, 2012 — Most adolescents preparing for weight-loss, or bariatric, surgery are deficient in vitamin D, a new study ... > full story -
Parents' Work-Life Stress Hinders Healthy Eating
June 22, 2012 — These days many parents are working harder than ever to support their families, and as a result, nutrition in the home suffers, according to a new ... > full story -
Racial and Gender Profiling Can Affect Outcome of Traffic Stops
June 21, 2012 — Racial profiling can involve an additional factor: Gender. A researcher is analyzing police actions during routine traffic stops to understand how race and gender are ... > full story -
Genomics and African Queens: Diversity Within Ethiopian Genomes Reveals Imprints of Historical Events
June 21, 2012 — Researchers have started to unveil the genetic heritage of Ethiopian populations, who are among the most diverse in the world, and lie at the gateway from Africa. They found that the genomes of some ... > full story -
More to Facial Perception Than Meets the Eye
June 15, 2012 — People make complex judgments about a person from looking at their face that are based on a range of factors beyond simply their race and gender, according to new ... > full story -
Sleep Times Influenced by Race, Ethnicity and Country of Origin
June 13, 2012 — Two new studies report sleep disparities among Americans based on racial and ethnic background. Study One looked at 400,000 national survey responses and found Americans born in the US are more ... > full story -
Forgotten Annapolis Immigration Conflict Uncovered
June 11, 2012 — Archaeologists are uncovering a forgotten period of racial tension in Annapolis pitting Filipino immigrants against African-Americans. The surprisingly complex relations between the groups go back a ... > full story
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