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Soy's Recipe for HealthMay 30, 1998 | Volume 153 | Number 22 Cover: Enriching the diet with soy-derived foods, like the tofu salad shown here, can reduce the risk of heart disease—even among persons with cholesterol in the fairly normal range, new studies show. For those who eschew tofu, some of the most effective of these heart-healthy foods—from novel margarines to chocolate-flavored shakes— disguise their soy origins. (Credit: United Soybean Board) |
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News of the Week:
Wash-Resistant Bacteria
Taint Foods
Simple washing doesn't eliminate all bacteria that may contaminate raw produce.
Coral helps explain El Niņo oddities
The radiocarbon content of coral may provide insights into water movements associated with El Niņo behavior.
Novel
bacteria have a taste for aluminum
Bacteria that thrive on aluminum live in Yellowstone National Park.
Analysis
shatters cathedral glass myth
A new study debunks the notion that glass flows slowly downward, making antique windows thicker at the bottom.
Solar flare triggers energetic sunquake
Solar flares can generate seismic waves beneath the solar surface that are akin to giant earthquakes.
Cold molecules make long-awaited debut
Two physics teams have made promising advances toward capturing molecules cooled to near absolute zero.
Anticholesterol drugs work in healthy folks
Cholesterol-fighting drugs such as lovastatin and pravastatin reduce the risk of heart problems in people who don't have high concentrations of cholesterol in their blood.
Australian site jumps forward in time
Indicating that humans occupied a rock shelter in northern Australia no more than 22,000 years ago, a new analysis challenges a previous report that the site was inhabited much earlier.
Romantic display gets tree planted
The conspicuous perches picked by bellbirds for their loud, wiggly mating displays may aid trees' seed dispersal to prime locations.
Research Notes
Astronomy
Living with lambdaData from recent observations of distant supernovas and measurements of the cosmic microwave background strengthen evidence for the existence that an antigravity force pervades the universe.
Biology
What good can nectar do a fern?The steady traffic of nectar-sipping ants reduces damage caused to one fern species by leaf-eating ants.
Monk seal killer may be misidentified
Last year's die-off of Mediterranean monk seals may have been caused by algal toxins in contaminated fish rather than a virus.
Material Science
Empty virus acts as crystal containerThe protein coat of a virus is used as a mold for inorganic crystals.
Heat reveals invisible images in gels
A new gel application technique creates an image that is revealed only at raised temperatures.
Paleontology
Dinosaurs kept warm in the polar chillOne family of dinosaurs had an advanced physiology approaching that of warm-blooded animals.
A sea turtle’s salty tale
A 110-million-year-old fossil reveals details about the early evolution of marine turtles.
Articles:
Stealth,
Lies, and Cowbirds
One of the most despised birds in North America is puzzling researchers
Research on cowbirds reveals a surprisingly ordinary love life, impressive commuting range, and little evidence of protection rackets.
Soya-nara, Heart Disease
The United States' top-selling legume gains heartfelt respect
Several natural constituents of soy not only lower blood cholesterol but also improve vascular health.
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