News tagged with population data
New algorithm provides new insights into evolutionary exodus out of Africa
Researchers have probed deeper into human evolution by developing an elegant new technique to analyse whole genomes from different populations. One key finding from the Wellcome Trust Sanger Institute's study is that African ...
Jul 13, 2011 |
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Genetic study clarifies African and African-American ancestry
People who identify as African-American may be as little as 1 percent West African or as much as 99 percent, just one finding of a large-scale, genome-wide study of African and African-American ancestry released ...
Dec 21, 2009 |
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Native Americans descended from a single ancestral group, DNA study confirms
For two decades, researchers have been using a growing volume of genetic data to debate whether ancestors of Native Americans emigrated to the New World in one wave or successive waves, or from one ancestral ...
Apr 29, 2009 |
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Whale population size, dynamics determined based on ancient DNA
Estimates of whale population size based on genetics versus historical records diverge greatly, making it difficult to fully understand the ecological implications of the large-scale commercial whaling of the 19th and early ...
May 09, 2012 |
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Continents influenced human migration, spread of technology
How modern-day humans dispersed on the planet and the pace of civilization-changing technologies that accompanied their migrations are enduring mysteries. Scholars believe ancient peoples on Europe and Asia moved primarily ...
Other Sciences / Archaeology & Fossils
Sep 19, 2011 |
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Most Canadians can be uniquely identified from their date of birth and postal code
There are increasing pressures for health care providers to make individual-level data readily available for research and policy making. But Canadians are more likely to allow the sharing of their personal data if they believe ...
Aug 08, 2011 |
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Internet traffic to quadruple by 2015: Cisco
Global online traffic will quadruple by 2015 as the number of gadgets linked to the Internet climbs to 15 billion, according to a forecast by networking colossus Cisco.
Jun 02, 2011 |
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Human impacts of rising oceans will extend well beyond coasts
Identifying the human impact of rising sea levels is far more complex than just looking at coastal cities on a map.
May 27, 2011 |
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440-year-old document sheds new light on native population decline under Spanish colonial rule
Analysis of a 440-year-old document reveals new details about native population decline in the heartland of the Inca Empire following Spanish conquest in the 16th century.
Other Sciences / Archaeology & Fossils
May 19, 2011 |
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Northern hunters slowed down advance of Neolithic farmers
One of the most significant socioeconomic changes in the history of humanity took place around 10,000 years ago, when the Near East went from an economy based on hunting and gathering (Mesolithic) to another ...
Other Sciences / Archaeology & Fossils
Feb 03, 2011 |
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How hard are we pushing the land?
We may be becoming an ever more technologically advanced society, but we remain as dependent as ever -- if not more and more so -- on the natural world that surrounds us.
Dec 15, 2010 |
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City living helped humans evolve immunity to TB
New research has found that a genetic variant which reduces the chance of contracting diseases such as tuberculosis and leprosy is more prevalent in populations with long histories of urban living.
Sep 23, 2010 |
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Genetic data added to archaeology and linguistics to get picture of African population history
Genetic researchers from the University of Pennsylvania have combined data from existing archaeological and linguistic studies of Africa with human genetic data to shed light on the demographic history of the continent from ...
May 26, 2010 |
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While the cat's away: How removing an invasive species devastated a World Heritage island
Removing an invasive species from sub-Antarctic Macquarie Island, a World Heritage Site, has caused environmental devastation that will cost more than A$24 million to remedy, ecologists have revealed. Writing in the new issue ...
Biology /
Jan 12, 2009 |
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Translocation risks revealed: Scientists develop techniques to avoid repeat of red squirrel catastrophe
Disastrous disease outbreaks like the one which led to the decimation of the red squirrel in Britain can now be avoided through the implementation of new preventive measures developed by UK scientists.
Apr 27, 2012 |
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