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3,586 results
3,586 results for: assessments
- Chemistry
Soot Sense: Test tallies exposure to diesel pollution
A chemical in urine reveals a person's exposure to diesel exhaust.
- Earth
Bad for Baby: New risks found for plastic constituent
Early exposure to bisphenol A, a building block of polycarbonate plastics, can trigger a variety of later health problems.
- Health & Medicine
Nerve Link: Alzheimer’s suspect shows up in glaucoma
Amyloid-beta, the protein fragment implicated in Alzheimer's disease, may also play a role in glaucoma.
- Earth
How reading may protect the brain
People who read well show more resistance to the toxic brain effects of lead exposure.
- Health & Medicine
Calming Factor: DNA vaccine for MS passes initial test
A DNA vaccine against multiple sclerosis passes a safety trial and shows signs of suppressing immune-directed nerve damage.
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Believers gain no health advantage
Strong religious beliefs or practices don't appear to benefit depressed or socially isolated heart attack survivors.
- Earth
Contemplating an Arctic oil spill
The waters off northern Alaska may be “the largest oil province in the United States” after the Gulf, notes Edward Itta, a native of Barrow, Alaska. He is also mayor of the North Slope Borough, an 88,000-square-mile jurisdiction that runs across the upper part of the state. And in a September 27 videoconference with the National Commission on the BP Deepwater Horizon Oil Spill and Offshore Drilling, he tried to impress upon the commissioners just how remote his neck of the tundra is.
- Health & Medicine
Few Americans eat right
The Institute of Medicine periodically issues recommendations on what people should eat to be healthy and maintain a reasonable weight. Americans have largely ignored this well-intentioned advice, a new study shows. It reports that “nearly the entire U.S. population consumes a diet that is not on par with recommendations.”
- Tech
Seeing red: Next installment in BPA-paper saga
Consumers now have a way to identify cash register tape that is free of endocrine-disrupting chemical.
- Tech
BPA: EPA hasn’t identified a safer alternative for thermal paper
Some researchers and public interest groups have been arguing that BPAfree thermal receipts paper is a preferable alternative, at least from a health perspective. But is it really? That’s what Environmental Protection Agency scientists want to know. And to date, they maintain, the jury’s still out.
- Earth
Lakes are warming across the globe
Throughout the past quarter-century, inland lakes have been experiencing a small, steadily rising nighttime fever. Globally, the average increase has hovered around 0.045 degrees Celsius per year, but in some regions the increase has been more than twice that — or about 1 °C per decade.
- Tech
Chernobyl’s lessons for Japan
Radioactive iodine released by the Chernobyl nuclear accident has left a legacy of thyroid cancers among downwinders — one that shows no sign of diminishing. The new data also point to what could be in store if conditions at Japan’s troubled Fukushima Daiichi nuclear-power complex continue to sour.
