Life
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We summarize the week's scientific breakthroughs every Thursday.
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LifeGood cholesterol may not be what keeps the heart healthy
Genetic study suggests that higher levels of HDL aren’t directly responsible for the lower risk of cardiovascular disease seen in population studies.
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EcosystemsDarwin’s Devices
What Evolving Robots Can Teach Us About the History of Life and the Future of Technology, by John Long.
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AnimalsBetter bird nesting also good for giant manta rays
Disrupting tree canopies on a Pacific atoll discourages big fish off shore through a long chain of ecological consequences.
By Susan Milius -
TechParalyzed woman grips, sips coffee with robot arm
For the first time, a brain-computer interface is powerful enough to enable useful movement in human patients.
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LifeGene study links stronger memories, PTSD
New finding may help explain why some people experience psychological problems after traumatic experiences.
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LifeClimate change may leave many mammals homeless
In some places over the next century, projected warming threatens the survival of more than one in three species.
By Janet Raloff -
LifeGenes may influence body’s bacteria
Specific DNA variants have been found to be associated with the types of microbes that colonize a person’s body.
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LifeGene appears linked with a person’s daily rhythms
Variations could play a role in determining time of death, or help shift workers better adapt.
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LifeCulture results when chimps get cracking
Adjacent groups in Africa follow different traditions when it comes to opening nuts.
By Susan Milius -
HumansRural life may boost allergy resistance
Country kids had a greater diversity of bacteria associated with increased levels of the anti-inflammatory molecule IL-10.
By Devin Powell -
LifeControversial flu research published
One of two papers detailing airborne H5N1 experiments is released.