Uncategorized
- 			
			
		19529
This is the fourth time I’ve seen a report that vitamin E may not be appropriate for elderly people at cardiac risk. Detailed statistics are always given, but one fact is always omitted: what type of vitamin E was used in the study. Failing to explain what form of vitamin E was used makes the […]
By Science News - 			
			
		HumansStudent Scientists to Watch: With diverse ideas, young talents win big in annual competition
With science projects by 40 of the nation's brightest high school students arrayed before them last week, judges had the task of weighing the merits of undertakings as diverse as the study of deep-sea volcanism and the development of a promising new antibiotic.
By Ben Harder - 			
			
		Sugar Coated: Molecular dress-up may disguise gut bacteria
The mammalian immune system doesn't attack native gut bacteria as foreign invaders because the bacteria disguise themselves with sugar molecules.
 - 			
			
		Schizophrenia Syncs Fast: Disconnected brain may lie at heart of disorder
A misalignment of electrical outbursts by large numbers of neurons may play a major role in schizophrenia.
By Bruce Bower - 			
			
		AnimalsVampires Run: Bats on treadmills show high-speed gait
The first test of vampire bats on a treadmill shows that they've evolved their own style of running.
By Susan Milius - 			
			
		19528
You may be aware that nanoparticles from sources such as diesel engines have clearly been shown to be a major component of the exposures causing thousands of human deaths in the London smog of 1952. So, the news regarding synthetic nanoscale particles in this article is important but not terribly surprising. Jerrold L. AbrahamSUNY Upstate […]
By Science News - 			
			
		EarthNano Hazards: Exposure to minute particles harms lungs, circulatory system
Inhaling microscopic nanospheres and nanotubes, as might occur during their manufacture or commercial use, could trigger damage well beyond the lungs.
By Janet Raloff - 			
			
		Wolf Search
For those fascinated by wolves, retired biology professor Bill Forbes has developed a Web site devoted to these amazing, magnificent creatures. The site provides links to a wide variety of publications, including research articles and other materials, about wolves. It also includes wolf sounds, images of wolf skulls, quizzes, and even an interactive crossword puzzle. […]
By Science News - 			
			
		Planetary ScienceSaturn says ‘cheese’
Astronomers have assembled the largest and most-detailed global portrait of the ringed planet ever made.
By Ron Cowen - 			
			
		ChemistryParrot plumage has exclusive pigmentation
The spectacular colors of parrot feathers owe their vibrancy to a set of pigments found nowhere else in nature.
 - 			
			
		Materials ScienceNanostructures mimic Inuit stone sculptures
Chemists have created nanoscale versions Inuit rock sculptures, an advance that could facilitate the development of next-generation sensors and electronic devices.
 - 			
			
		Health & MedicineHepatitis B link to cancer is clarified
A kind of hepatitis B called genotype C is more likely to lead to liver cancer than are other genotypes of the hepatitis virus.
By Nathan Seppa