Search Results for: assessments
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3,585 results for: assessments
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Bad Vibrations? Ultrasound disturbs mouse brains
Prolonged and frequent use of fetal ultrasound might lead to abnormal fetal brain development, a study in mice suggests.
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Health & MedicineOrigins of Ache: Immune proteins may yield chronic-pain clues
People with chronic pain that has no underlying disease have low concentrations of proteins in the cytokine family that restrain inflammation.
By Nathan Seppa -
Health & MedicineHead to Head: Brain implants are better for Parkinson’s patients
Parkinson's patients who get electrodes surgically implanted in their brains regain some muscle control and have improved quality of life.
By Nathan Seppa -
Health & MedicineShingles shot’s value is uncertain
The cost-effectiveness of a new vaccine against shingles remains uncertain, making it difficult to assess whether adults should routinely receive the shot.
By Ben Harder -
Materials ScienceA nanotechnology report card
Research on how nanotechnology affects human health and the environment must be expanded, a National Research Council report concludes.
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Planetary ScienceJovian storm grows stormier
Jupiter's Little Red Spot has become as strong as its big brother.
By Ron Cowen -
Health & MedicineHelping Hands: Brief rehab method aids arm activity after stroke
Stroke survivors who have difficulty using an arm or a hand experience lasting mobility gains after completing an unusual 2-week rehabilitation program.
By Bruce Bower -
Dementia warning
A long-term study of people ages 65 and older in England and Wales indicates that the prevalence of brain disorders of memory and thinking, including Alzheimer's disease, increases sharply in aging populations.
By Bruce Bower -
Health & MedicineMore Evidence of Protection: Circumcision reduces STD risk in men
Circumcised men are less likely to get sexually transmitted diseases than uncircumcised men are.
By Nathan Seppa -
MathA Fair Slice: New method makes for equitable eating
A new method for cutting cake yields slices that make everyone equally happy.
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Planetary ScienceThe Big Picture: Cassini spies Titan’s tall mountains
A spacecraft has discovered the largest mountains known on Titan, Saturn's smog-shrouded moon.
By Ron Cowen -
Health & MedicineFolic Acid Dilemma: One vitamin may impair cognition if another is lacking
The nutrient folic acid is generally good for brain health, but research now suggests that too much of it might harm people who get too little vitamin B12.
By Ben Harder