Genetics
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Genetics
North America’s earliest dogs came from Siberia
North America’s first dogs have few descendants alive today, a study of ancient DNA suggests.
By Bruce Bower -
Life
This ‘junk’ gene may be important in embryo development
Mice — and maybe humans — can’t get past the two-cell stage of development without a particular type of jumping gene.
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Genetics
Koala genome may contain clues for helping the species survive
The complete genetic instruction book of a koala may explain why the cuddly-looking cuties are such picky eaters, among other secrets.
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Genetics
The study of human heredity got its start in insane asylums
‘Genetics in the Madhouse’ reveals how human heredity research began as a statistical science in 19th century insane asylums.
By Bruce Bower -
Genetics
Readers ponder geothermal power and more
Readers respond to stories from the May 26, 2018 issue of Science News.
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Health & Medicine
New studies add evidence to a possible link between Alzheimer’s and herpesvirus
Researchers saw higher levels of herpesvirus in the brains of Alzheimer’s patients, which may contribute to plaque formation.
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Humans
What I actually learned about my family after trying 5 DNA ancestry tests
Ancestry results vary widely depending on which company you use.
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Genetics
DNA testing can bring families together, but gives mixed answers on ethnicity
DNA testing has become a new way for millions of Americans to expand their family trees and learn something about themselves, but results vary widely.
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Genetics
Why using genetic genealogy to solve crimes could pose problems
Rules governing how police can use DNA searches in genealogy databases aren’t clear, raising civil rights and privacy concerns.
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Health & Medicine
At-home telomere testing is not a reliable marker of aging, researcher says
Telomere testing for consumers offers a poor measure of “biological age,” says Johns Hopkins oncologist Mary Armanios.
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Genetics
Privacy and consumer genetic testing don’t always mix
Interested in taking a direct-to-consumer genetic test? Here are some things you should know.
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Genetics
What consumer DNA data can and can’t tell you about your risk for certain diseases
Consumers face lots of choices and unanswered questions when they get personal genomic information related to disease risk from the Internet.