Search Results for: assessments
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3,585 results
3,585 results for: assessments
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Prescription for Controversy
Increasing concerns about the efficacy and safety of a popular class of antidepressant drugs, selective serotonin reuptake inhibitors, especially in depressed youth, has sparked regulatory action and scientific debate.
- Physics
Revealing Covert Actions
The recent merger of high-speed video technology and centuries-old techniques for seeing ordinarily invisible fluctuations of the air is enabling engineers to visualize and study the previously unseen, large-scale behavior of shock waves in explosions and aerodynamics research.
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The Bias Finders
A simple test of unconscious preferences has achieved great popularity among psychologists and, at the same time, sparked heated debate over how it works and whether it shows widespread implicit biases against black people.
- Earth
Particular Problems
Toxicologists and chemists are forging a new field called nanotoxicology as they grapple with assessing the safety of engineered nanoparticles.
- Health & Medicine
Predicting Parkinson’s
Scientists are searching for ways to detect the earliest signs in the brain of Parkinson's disease.
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Light Impacts
Depending on when it's encountered, blue light can be more effective than other hues (or even white light) at waking people, setting their biological clocks, and maximizing visual acuity.
- Health & Medicine
Blood, Iron, and Gray Hair
Recent findings show that anemia is exceedingly common in elderly people and link the condition to severe health problems, including accelerated physical and mental decline and a shorter life span.
- Earth
Dirty Little Secret
Recognition is growing that many communities have soils laced with asbestos, which has prodded several federal agencies to probe the hazards they might pose.
- Tech
Smells Like the Real Thing
Chemical sensors that take cues from the mammalian pattern-based approach to identifying odors and flavors create colorful readouts that even the eyes can distinguish.
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Outside Looking In
A new wave of research offers insights into the nature and causes of Asperger syndrome, a condition related to autism that's characterized by social cluelessness, repetitive behavior, and unusually narrow interests.
- Astronomy
The Sun’s Halo in 3-D
A new computer map of the sun's outer atmosphere and spacecraft ready for launch are expected to shed new light on the origin of solar eruptions and provide more accurate warning of their impact on Earth.
- Health & Medicine
Calling Death’s Bluff
New methods of assessing a person's risk of sudden death due to a heart arrhythmia may enable doctors to better identify which patients need to receive an implanted defibrillator.
