Frontpage » 09/12/2006 »

Archive: 09/12/2006

Greece suffering from widespread polluting

A Greek government report says the tendency of the nation's manufacturers to discharge largely unprocessed toxic wastes is irreversibly damaging waterways.

Space & Earth / Environment

created Sep 12, 2006 | popularity 1.7 / 5 (3) | comments 0

Study explores mysteries of Kilimanjaro

Kilimanjaro is Africa's highest mountain with some intriguing mysteries that are just now being solved after more than 100 years of scientific study.

Space & Earth / Earth Sciences

created Sep 12, 2006 | popularity 3.9 / 5 (13) | comments 0

Bird flu virus strain found in Maryland

U.S. scientists say an H5N1 avian influenza virus found earlier this month in Maryland is a low pathogenic subtype and poses no threat to humans.

Medicine & Health /

created Sep 12, 2006 | popularity 1 / 5 (5) | comments 0

Study: Live H5N1 virus vaccines effective

U.S. scientists say live, weakened versions of differing strains of avian flu viruses have offered protection when tested in mice and ferrets.

Medicine & Health /

created Sep 12, 2006 | popularity 4 / 5 (2) | comments 0

Study: Attention can impair perception

We normally think of paying attention to an object as a way to better perceive it, but U.S. scientists say sustained attention might worsen perception.

Medicine & Health /

created Sep 12, 2006 | popularity 3.7 / 5 (11) | comments 0

ZnO nanowires may lead to better chemical sensors, high-speed electronics

Devices for detecting dangerous substances can literally be life savers, in situations ranging from soldiers on the battlefield to luggage screeners at airports. Yet chemical sensors now available for such ...

Nanotechnology / Nanophysics

created Sep 12, 2006 | popularity 4 / 5 (24) | comments 0

Informal 'quotas' are common, study shows

Affirmative action is just one example of a much more pervasive and deeply rooted human tendency to even out the numbers of people from different social categories, according to University of Michigan researchers.

Other Sciences / Other

created Sep 12, 2006 | popularity 1.7 / 5 (11) | comments 0

Islands spark accelerated evolution

The notion of islands as natural test beds of evolution is nearly as old as the theory itself. The restricted scale, isolation, and sharp boundaries of islands create unique selective pressures, often to dramatic ...

Biology /

created Sep 12, 2006 | popularity 4.3 / 5 (15) | comments 0

Scientists discuss new frontiers in single-molecule research at ACS

Not long ago, the idea of conducting an experiment on a single strand of DNA seemed far beyond the realm of science. But thanks to rapid advances in microscopy in the last decade, researchers can now watch a single gene being ...

Nanotechnology / Bio & Medicine

created Sep 12, 2006 | popularity 4.3 / 5 (23) | comments 0

Tiny fuel cell might replace batteries in laptop computers, portable electronics

If you're frustrated by frequently losing battery power in your laptop computer, digital camera or portable music player, then take heart: A better source of "juice" is in the works. Chemists at Arizona State University in ...

Chemistry /

created Sep 12, 2006 | popularity 3.7 / 5 (55) | comments 0

Pitt professor designs less-risky reactor for clean, safe energy

Reactors that burn hydrogen or natural gas to generate energy can be dirty and dangerous. The mix of air with hydrogen or natural gas can explode easily if composition and temperature are not carefully controlled. And reactors ...

Chemistry /

created Sep 12, 2006 | popularity 4.6 / 5 (17) | comments 0

IBM Makes First Cell Computer Generally Available

IBM today announced that it is making its first computing system based on the Cell Broadband Engine (Cell BE) generally available on a global basis, with early adopters such as University of Manchester, RapidMind, ...

Electronics / Hardware

created Sep 12, 2006 | popularity 2.2 / 5 (33) | comments 0

Trenches create memory space

The requirements are tightening up. Computers are having to become more and more efficient. A new technology boosts memory capacity: etching the silicon wafer creates deep trenches that increase its capacity ...

Technology / Semiconductors

created Sep 12, 2006 | popularity 2.8 / 5 (6) | comments 0

A projector the size of a sugar cube

No larger than a sugar cube, the video projector is ready to hand at all times. Instead of the conventional microarrays, it contains just a single mirror which can be rotated around two axes. This makes it ...

Electronics / Consumer & Gadgets

created Sep 12, 2006 | popularity 3.1 / 5 (163) | comments 0

Green light for the neutrino beam from Cern to Gran Sasso

The delivery of the neutrino beam (Cngs) from Cern and the beginning of a new generation of experiments were officially celebrated today at Infn (Italian National Institute for Nuclear Physics) National Laboratories of Gran ...

Physics / General Physics

created Sep 12, 2006 | popularity 4.4 / 5 (8) | comments 0