Scientists use genetics, climate reconstructions to track global spread of modern humans out of Africa
(Phys.org)—Research indicates the out-of-Africa spread of humans was dictated by the appearance of favourable climatic windows.
(Phys.org)—Research indicates the out-of-Africa spread of humans was dictated by the appearance of favourable climatic windows.
Archaeology
Sep 17, 2012
7
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Understanding how a species battles to sustain itself in a challenging habitat is a cornerstone of ecological research; now scientists have applied this approach to science itself to discover why women are being driven out ...
Social Sciences
Jun 26, 2012
1
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(Phys.org) -- "In biophysical terms, humanity has never been moving faster nor further from sustainability than it is now."
Environment
Jun 11, 2012
131
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New research reveals the surprising economics behind the high U.S. teen birth rates, and why Texas teens are giving birth at triple the rate of Massachusetts youth: high income inequality and low opportunity cost.
Social Sciences
Apr 5, 2012
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(PhysOrg.com) -- A study of galaxies in the deepest far-infrared image of the sky, obtained by the Herschel Space Observatory, highlights the two contrasting ways that stars formed in galaxies up to 12 billion years ago. ...
Astronomy
Mar 27, 2012
1
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Isle Royale National Park's gray wolves, one of the world's most closely monitored predator populations, are at their lowest ebb in more than a half-century and could die out within a few years, scientists said Friday.
Ecology
Mar 16, 2012
1
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Research in which Universidad Carlos III of Madrid is participating analyzes the trafficking of women in China, a crime that is related to that country's great imbalance in the proportion of men to women, which has become ...
Social Sciences
Feb 27, 2012
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Research just published by a team of demographers at the social science research organization NORC at the University of Chicago contradicts a long-held belief that the mortality rate of Americans flattens out above age 80.
Social Sciences
Feb 6, 2012
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Perched near the Arctic Circle, the Swedish town of Luleaa hopes that a massive data centre for US social networking giant Facebook will launch the vibrant industrial region into the digital age as a European data traffic ...
Internet
Nov 27, 2011
1
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The world's population of seven billion is set to rise to at least 10 billion by 2100, but could top 15 billion if birth rates are just slightly higher than expected, the United Nations said on Wednesday.
Social Sciences
Oct 26, 2011
16
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