News tagged with ancestral ties
Ancestry hunters' bonanza as London records go online
Mar 26, 2009 |
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Some 77 million documents dating from the 16th to the 20th centuries and including the ancestors of David Beckham and Britney Spears are to go online, under a service launched Thursday.
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AMA seeks probe of journal editors' actions
Mar 30, 2009 |
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(AP) -- The American Medical Association is seeking an investigation of claims that editors of its leading medical journal threatened a whistleblower who pointed out a researcher's conflict of interest.
Native Americans descended from a single ancestral group, DNA study confirms
Apr 29, 2009 |
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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 ...
Ratchet-like genetic mutations make evolution irreversible
Sep 23, 2009 |
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(PhysOrg.com) -- A University of Oregon research team has found that evolution can never go backwards, because the paths to the genes once present in our ancestors are forever blocked. The findings -- the ...
Poor customer service leads to loss of customers
Mar 26, 2009 |
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Cost reductions are high on the agenda in many firms. Cost reductions often result in manning reductions and fewer employees. Customer service is a labour intensive function, and is therefore very likely to be affected by ...
Physicist Uses Radio Signals to Search Downtown Las Vegas for Signs of Ancient Pit Houses
Feb 16, 2009 |
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(PhysOrg.com) -- Using radio signals instead of shovels, a physics faculty member from Ithaca College, along with local archeologists, has found evidence of additional 1,300-year-old pit houses five miles from the Las Vegas ...
Genomic research shows Indians descended from two groups
Sep 23, 2009 |
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(PhysOrg.com) -- In a study published in the September 24th issue of Nature, an international team describes how they harnessed modern genomic technology to explore the ancient history of India, the world' ...
Did increased gene duplication set the stage for human evolution?
Biology /
Feb 11, 2009 |
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(PhysOrg.com) -- Roughly 10 million years ago, a major genetic change occurred in a common ancestor of gorillas, chimpanzees, and humans. Segments of DNA in its genome began to form duplicate copies at a greater ...
Homebody queen ants help preserve family ties in large populations
Mar 31, 2009 |
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Ant and bee colonies have long fascinated biologists because of their hierarchical social structure and the apparently altruistic behaviour of female workers in rearing the queen's young rather than reproducing themselves. ...
First 'genetic map' of Han Chinese may aid search for disease susceptibility genes
Nov 25, 2009 |
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The first genetic historical map of the Han Chinese, the largest ethnic population in the world, as they migrated from south to north over evolutionary time. was published online today by the American Journal of Human Ge ...
In the age of Facebook, researcher plumbs shifting online relationships
Other Sciences / Social Sciences
Mar 30, 2009 |
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A University of Kansas professor is researching details of relationships forged on social networking sites and determining their significance, depth and potential.
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