Aggressive weed becoming a menace worse than kudzu, researcher says
Biology /
Jul 05, 2007 |
4.1 / 5 (8) |
0
And you thought kudzu was bad. A weed called cogongrass is rapidly spreading across the Southeast, and a University of Florida researcher says it’s already overtaken kudzu as Florida’s most obnoxious weed.
Chickens also orientate themselves by the Earth's magnetic field
Biology /
Jul 05, 2007 |
4.8 / 5 (5) |
0
40 years ago, Prof. Dr. Wolfgang Wiltschko was the first to prove that migrating robins use the Earth’s magnetic field to direct themselves during migration. Their magnetic sensor showed them the course of the field lines ...
Link between immune system and mammary gland could shed new light on breast cancer
Jul 05, 2007 |
4.6 / 5 (5) |
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Scientists at the University of Cambridge have published new research today (5 July) in the journal Development showing an unexpected link between a fundamental part of the immune system and the cells that p ...
Engineered Blood Vessels Function like Native Tissue
Jul 05, 2007 |
4.2 / 5 (5) |
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Blood vessels that have been tissue-engineered from bone marrow adult stem cells may in the future serve as a patient's own source of new blood vessels following a coronary bypass or other procedures that require vessel replacement, ...
Climate change blamed for missing lake
Jul 05, 2007 |
5 / 5 (4) |
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Scientists with Chile's Center of Scientific Studies have blamed climate change for the disappearance of a lake.
Tracing Parkinson's lethal mechanism
Jul 05, 2007 |
4.8 / 5 (4) |
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In the vast majority of Parkinson’s disease (PD) patients, the disorder arises not because of a genetic defect, but because some external insult triggers the death of dopamine-producing neurons. Now, researchers have reported ...
Study: Gamers spend less time on homework
Jul 05, 2007 |
2.3 / 5 (8) |
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Playing video games may mean students spend less time on homework or reading, two U.S. researchers found.
Holograms make for better vision tests
Jul 05, 2007 |
4.3 / 5 (4) |
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A new paper published in the July 1 issue of OSA's Optics Letters shows that researchers in Australia have created a new one-step test that uses holograms to diagnose the astigmatic error of the human eye, a key measurement in det ...
Prion propagates in foreign host
Biology /
Jul 05, 2007 |
4.3 / 5 (4) |
0
Prions -- infectious, oddly-folded proteins that are the main suspects in fatal neurodegenerative diseases such as Cruetzfeldt-Jakob and bovine spongiform encephalopathy, or "mad cow" -- remain mostly a mystery to scientists. ...
Safer shipping by predicting sand wave behaviour
Jul 05, 2007 |
3.4 / 5 (5) |
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Dutch researcher Joris van den Berg has developed a mathematical model to predict the movement of sand waves.
Birds take cues from their competitors
Biology /
Jul 05, 2007 |
5 / 5 (3) |
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The idea that animals other than humans can learn from one another and pass on local traditions has long been a matter of debate. Now, a new study reveals that some birds learn not only from each other, but also from their ...
Exercise in elderly proven to improve quality of life
Jul 05, 2007 |
3.8 / 5 (4) |
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A new study appearing in the Journal of the American Geriatrics Society compares the efficacy of three programs designed for reducing falls and improving quality-of-life among the elderly; education, home safety assessment and mo ...
UF scientists work to develop simple bladder cancer test
Jul 05, 2007 |
5 / 5 (3) |
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University of Florida researchers have identified a set of proteins that appear to signal the presence of bladder cancer, a discovery they hope will lead to a simple, fast and noninvasive test that can detect the disease ...
Researchers working on a way to make snack foods with extra fiber
Jul 05, 2007 |
3.5 / 5 (4) |
0
Trying to get more fiber in your diet? Munching on cookies or tortillas probably doesn't come to mind. But a Kansas State University researcher is experimenting with ways to add fiber to the foods we love without changing ...
Research ends debate over benefits of butterfly defenses
Biology /
Jul 05, 2007 |
4.7 / 5 (3) |
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Researchers observed the behaviour of Great-tits foraging for artificial prey to understand more clearly how a species evolves to protect themselves from predators.
