Humans
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We summarize the week's scientific breakthroughs every Thursday.
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Health & MedicineAntibiotic fails sinus infection test
Treatment with amoxicillin provided little benefit over placebo, a new study finds.
By Nathan Seppa -
HumansDespite lean times, Obama wants R&D hikes
The proposed federal budget would stall nonmandated spending overall, but science and tech would climb.
By Janet Raloff -
HumansFood exports can drain arid regions
Many dry regions ‘export’ large amounts of water in the form of agricultural products.
By Susan Milius -
PsychologyBabies catch words early
Vocabulary learning starts when babies can barely babble.
By Bruce Bower -
Health & MedicineJust two cells to make memories last
A pair of neurons in fly's brain is essential to long-term information storage and retrieval.
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PsychologyVodka delivers shot of creativity
Alcohol intoxication raises men’s performance on a test of verbal ingenuity.
By Bruce Bower -
LifeCancer drug may have Alzheimer’s benefits
Medication helps the brain clear a plaque-forming protein associated with dementia.
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Health & MedicineTai chi helps Parkinson’s patients balance
The controlled movement of the Chinese martial art can improve patients' coordination and limit falls, a study finds.
By Nathan Seppa -
HumansNumbers warn of looming collapses
Mathematical tools help researchers predict when systems are about to change dramatically.
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HumansFaulty comparisons
Is anyone else disturbed by the following description: Scientists are reporting development of a new form of buckypaper, which eliminates a major drawback of these sheets of carbon nanotubes — 50,000 times thinner than a human hair, 10 times lighter than steel, but up to 250 times stronger . . .
By Janet Raloff -
Health & MedicineAddicts and siblings share brain features
The finding suggests that diminished self-control and other behaviors may have a genetic component.
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ChemistryMuscle massage may speed healing
Rubbing sore, overworked areas trips anti-inflammatory switches in the tissue that might speed healing and ease pain.
By Nathan Seppa