Archive: 11/26/2007
New Drought-tolerant Plants Offer Hope for Warming World
Genetically engineered crop plants that survive droughts and can grow with 70 percent less irrigation water have been developed by an international team led by researchers at the University of California, ...
Biology /
Nov 26, 2007 |
4.5 / 5 (27) |
3
Lincoln may have had rare genetic disease
A California doctor who studies rare ailments said Abraham Lincoln was probably dying of cancer from a rare genetic syndrome at the time he was assassinated.
Nov 26, 2007 |
3.6 / 5 (5) |
0
Scientist says Hittites began bioterrorism
Italian researcher Siro Trevisanato says he believes the ancient Hittite empire was the first to use biological warfare.
Other Sciences / Archaeology & Fossils
Nov 26, 2007 |
4.2 / 5 (17) |
0
Gene study supports single main migration across Bering Strait
Did a relatively small number of people from Siberia who trekked across a Bering Strait land bridge some 12,000 years ago give rise to the native peoples of North and South America?
Biology /
Nov 26, 2007 |
4.5 / 5 (36) |
2
For treating malaria, less drugs may be best drugs
The current dosage of drugs used in treating malaria may be helping the parasites become resistant to the drugs faster, without improving the long-term outcome in patients. According to evolutionary biologists, studies using ...
Nov 26, 2007 |
4.4 / 5 (5) |
0
Flowering plants evolved very quickly into 5 groups
University of Florida and University of Texas at Austin scientists have shed light on what Charles Darwin called the “abominable mystery” of early plant evolution.
Biology /
Nov 26, 2007 |
4.4 / 5 (24) |
1
Policies to Address Tardiness Will Not Work, Study Suggests
A new study by a University of Arkansas economist suggests that national campaigns against tardiness in two South American countries will not work. The findings provide insight for policymakers and business leaders who want ...
Nov 26, 2007 |
5 / 5 (3) |
0
The proof is in the tree bark
A study by Indiana University researchers found the chlorinated flame retardant Dechlorane Plus in the bark of trees across the northeastern US, with by far the highest concentrations measured near the Niagara Falls, N.Y., ...
Nov 26, 2007 |
3.2 / 5 (5) |
0
HiRISE Camera Views the Mars Rover 'Spirit' at 'Home Plate'
The High Resolution Imaging Science Experiment, or HiRISE, camera onboard NASA's Mars Reconnaissance Orbiter has taken a new color image of the feature dubbed "Home Plate" in Gusev Crater on Mars.
Space & Earth / Space Exploration
Nov 26, 2007 |
4.2 / 5 (6) |
0
Depression linked to bone-thinning in premenopausal women
Premenopausal women with even mild depression have less bone mass than do their nondepressed peers, a study funded in part by the National Institute of Mental Health (NIMH), part of the National Institutes of Health (NIH), ...
Nov 26, 2007 |
4.8 / 5 (4) |
0
Do middle-school students understand how well they actually learn?
Given national mandates to ‘leave no child behind,’ grade-school students are expected to learn an enormous amount of course material in a limited amount of time.
Medicine & Health / Psychology & Psychiatry
Nov 26, 2007 |
3.7 / 5 (6) |
0
New Life for Linac
After years of planning and hard work involving teams from every corner of the lab, SLAC's venerable linac has undergone the most radical set of alterations in its 40+ year career. Although a handful of minor ...
Nov 26, 2007 |
4 / 5 (4) |
0
Not enough 'good' cholesterol makes it harder to recover from stroke
People are at an increased risk of memory problems and greater disability after stroke if they have low levels of “good” cholesterol and high levels of homocysteine, an amino acid acquired mostly from eating meat. The findings ...
Nov 26, 2007 |
4.6 / 5 (5) |
0
High-glycemic index carbohydrates associated with risk for developing type 2 diabetes in women
Eating foods high on the glycemic index, which measures the effect of carbohydrates on blood glucose levels, may be associated with the risk for developing type 2 diabetes in Chinese women and in African-American women, according ...
Nov 26, 2007 |
4.2 / 5 (6) |
0
Is your heart aging faster than you are?
Despite the increasing evidence that managing high cholesterol reduces cardiovascular events, many people do not achieve recommended lipid levels. This is due, in part, to patients’ lack of understanding about their risk ...
Nov 26, 2007 |
3.3 / 5 (6) |
0
