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3,584 results
3,584 results for: assessments
- Earth
Mapping the Frozen Sky: Study looks at clouds from both sides now
By combining simultaneous observations from satellites and ground-based instruments, scientists can generate a three-dimensional map of the size and distribution of ice particles in a cirrus cloud.
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Wayward Moods: Bipolar kids travel tough road to teenhood
Children diagnosed with bipolar disorder, a psychiatric ailment characterized by severe mood swings, exhibit a depressingly poor response to standard drug treatments and psychotherapy.
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Caregivers take heartfelt hit
Older persons experience elevated systolic blood pressure for at least 1 year after a spouse with Alzheimer's disease enters a nursing-care facility or dies.
- Health & Medicine
More than Skin Deep? Beauty products may damage fetal development
A new report shows that many cosmetics contain phthalates—a class of chemicals known to cause developmental deformities in animals.
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Anthrax Stopper: Viral enzyme detects, kills bacterium
A virus that preys upon the anthrax bacterium produces an enzyme that can be exploited to detect and kill the biowarfare agent.
- Animals
What’s the Mane Point? Foes and females both have role
The condition of a lion's mane apparently advertises high-quality mates to picky females and wards off male adversaries.
- Earth
There’s a Catch: Recreation takes toll on marine fish
Recreational fishing isn't just a tiny, harmless nibble on saltwater-fish populations.
- Health & Medicine
Alzheimer’s Advance: Omega-3 fatty acid benefits mice
A diet that includes a key omega-3 fatty acid found in fish prevents some memory loss in mice that develop a disease resembling Alzheimer's.
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A Very Spatial Brain Defect: Gene disorder blocks neural path for vision
Among its many unusual symptoms, the genetic disorder called Williams syndrome robs people of depth perception and the ability to visualize how different parts assemble into larger objects.
- Health & Medicine
Walking Away from Dementia: Moderate exercise protects aging minds
Two fresh studies strengthen the case that physical activity, including walking at a moderate pace, protects the aging brain from cognitive decline and dementia.
- Anthropology
Ancient head case
A 1.8-million-year-old Homo erectus skullcap came from a 1-year-old child whose brain grew at a rate more like that of chimpanzees than of people.
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Medical Decisions in Question: Mental incapacity missed by docs
A substantial minority of medical patients treated for acute conditions at a British hospital lacked the ability to make informed decisions about their care, although their physicians usually didn't recognize it.
