Humans
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We summarize the week's scientific breakthroughs every Thursday.
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Health & MedicineFlies on meth burn through sugar
Cellular effects may explain why addicts often have a sweet tooth.
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Health & MedicineMucus-related gene tied to lung disease
People with pulmonary fibrosis are much more likely to make excess amounts of a normally beneficial protein, a study finds.
By Nathan Seppa -
Health & MedicineExperimental Biology 2011 conference
Even larvae can love the blues, plus distemper’s roots, fat-busting blueberries and more meeting news.
By Science News -
LifeGut bacteria come in three flavors
Everybody has one of a trio of types — and which one seems to be less important than how the bugs behave.
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HumansKilling fields of ancient Syria revealed
Stone corrals were used to trap whole herds of animals for mass slaughter.
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AnthropologyAmerican Association of Physical Anthropologists
Hobbit dentistry, ancient footprints and navigating gibbons in news from the recent physical anthropology meeting.
By Science News -
HumansPossibly pivotal human ancestor debated
An ancient species that may have sparked the rise of humankind gets a new appraisal.
By Bruce Bower -
Health & MedicineBody & Brain
A hidden herpes risk, the rapid effects of a high-fat diet, explaining seniors' early rising and more in this week's news.
By Science News -
Health & MedicineBody’s immune protein fights breast cancer
A new study clarifies the role of interleukin-25 in stalling malignancy, possibly clearing the way for new drug development.
By Nathan Seppa -
Health & MedicineSimple-sugar effects aren’t necessarily simple, animal study suggests
New mouse data suggest that even among seemingly identical sugars, how they are delivered can exert subtle metabolic differences with long-term impacts on vitality -- and lifespan.
By Janet Raloff -
HumansObesity compromises ability to fend off H1N1 flu
Think you’ll easily survive a bout of H1N1 swine flu? Fat chance – if you’re really fat. New research points to a likely explanation for this weighty vulnerability: a failure of the immune system to rev up as strongly as it should.
By Janet Raloff -
TechFishy fat from soy is headed for U.S. dinner tables
Most people have heard about omega-3 fatty acids, the primary constituents of fish oil. Stearidonic acid, one of those omega-3s, is hardly a household term. But it should become one, researchers argued this week at the 2011 Experimental Biology meeting.
By Janet Raloff