Humans
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We summarize the week's scientific breakthroughs every Thursday.
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HumansWhat goes wrong when talks break down
A nonlinear analysis explains how negotiations often turn on seemingly insignificant details.
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HumansPots bear oldest signs of cheese making
Some of Europe’s first farmers created perforated vessels to separate curds from whey.
By Bruce Bower -
Health & MedicineBrain stimulation alters depressive symptoms in mice
The findings may point the way toward more targeted treatments for depression in people.
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HumansLines in the sand may have been made for walking
The ancient Nazca culture’s celebrated desert drawings include a labyrinth meant to be strolled, not seen.
By Bruce Bower -
Health & MedicineDrug breaks up Alzheimer’s-like deposits in mice
Recent failed trials of a similar approach in humans fuel skepticism that patients will benefit.
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HumansThis snowbird is really going SOUTH
Many people of a certain age (like my folks) enjoy flying south to warmer climes when winter weather threatens. I’m also flying south this December — but not to warm up. As a guest of the National Science Foundation, I’ll be checking out summer in the really deep South: Antarctica. Temps expected at certain sites I’m scheduled to visit, such as the South Pole, threaten to surpass the worst that my hometown will encounter in the dead of winter.
By Janet Raloff -
Health & MedicineSmoking hurts teen girls’ bones
Adolescents who use cigarettes seem to accumulate less bone mineral than those who don’t.
By Nathan Seppa -
LifeGut bacteria may affect cardiovascular risk
An abundance of antioxidant-producing microbes seems to keep plaques from breaking free and causing heart attacks and stroke.
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HumansHelp Wanted: Must play well with high-powered coworkers
Leisure activities make or break job applicants at major banking, legal and consulting outfits.
By Bruce Bower -
Health & MedicineSimulated brain mimics human quirks
Model representing 2.5 million neurons performs calculations, issues instructions for a behavior, and then expands its decision into action.
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HumansGenetic diversity exploded in recent millennia
Among hundreds of thousands of DNA variants identified in a study, a large majority arose in the past 5,000 years.
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Health & MedicineAuditory test predicts coma awakening
While all patients in a new study could discriminate between sounds early on, those whose ability improved during the first 48 hours wound up recovering.
By Tanya Lewis