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Tag: "world" at biology news

Study shows humans have ability to track odors, much like bloodhounds

..., only partly tongue-in-cheek. "In the traditional world of the truffle forests, the dog (or pig) is king. The evidence presented here suggests that humans are every bit as well equipped to carry out the search." Forty years ago, Nobel Prize laureate Georg von Bekesy claimed that humans had the ability to...

Blink, and the brain misses it

We would immediately notice if the outside world suddenly went dark every few seconds. But we rarel...weeping down over the pupil during a blink and the world going dark," explains Professor Frith. In summing up the study's implications, the authors suggest t...

Scripps research scientists solve structure of a critical innate immune system protein

...ll other organisms, are constantly challenged in a world filled with microbial pathogens. We are bathed in bacteria, confronted with fungi, pilloried with parasites, and invaded by viruses. And yet, most of the time, we survive. We survive because we possess an ancient and crucial defense mechanism known ...

To translate touch, the brain can quickly rearrange its sense of the body

...rmation inputs to accurately perceive the external world through our body's interaction with it and also to produce a coherent sense of self. Because all these signals carry such different kinds of information, the brain must perform a constant juggling act in order to make sense of the body and the world....

Discovery of an American salamander where it shouldn't be: Korea

... have a major biogeographical question: How in the world could it have gotten there? Previously unknown but still living vertebrate species like this can provide us with key information on the history of life on earth." Karsen made the discovery in April 2003 while looking for salamanders in a wooded Kore...

Major breakthrough in the treatment of cancers and infectious diseases

...veness of anti-cancer treatments. Teams around the world have been trying without success for many years to develop methods to increase NK cell activity. In this light, the discovery of Dr. Veillette's team opens new avenues for the treatment of cancers and communicable diseases. ...

International Team Determines Geographic Origin of Leprosy

...remains a significant problem in some parts of the world today." The research team included scientists fro...ability: all the strains of leprosy throughout the world are essentially identical. The discovery of the four SNP types could help health officials better u...

Researchers Discover That Microbes Can Produce Miniature Electrical Wires

...y small electronic devices.?/p> “The microbial world never stops surprising us,?said Dr. Aristides Patr...ms use oxygen. They are distributed throughout the world in a wide variety of soils and sediments. Geobacter have been used to help remove contaminants from ...

Genomic sequences processed in minutes, rather than weeks

...n be solved in minutes, rather than weeks. In the world of high-end computing, researchers assemble systems composed of many processors. For example, PNNL's supercomputer has 1,960 processors ?a big machine with lots of memory and the ability to tackle large problems. However, without special modification...

Using computers and DNA to count bacteria

... in dirt. Bacteria, that is, in the highly complex world beneath our feet. "Computational Improvements Reveal Great Bacterial Diversity and High Metal Toxicity in Soil," by Jason Gans, Murray Wolinsky and John Dunbar, of Los Alamos' Bioscience Division, describes a new approach to capturing the structure ...

Comparison of Cocaine, Methamphetamine ‘Highs?Finds Differences

... in dirt. Bacteria, that is, in the highly complex world beneath our feet. "Computational Improvements Reveal Great Bacterial Diversity and High Metal Toxicity in Soil," by Jason Gans, Murray Wolinsky and John Dunbar, of Los Alamos' Bioscience Division, describes a new approach to capturing the structure ...

Fluorescing lab worms signal longer life spans

...tic alteration. Since then, researchers around the world have been tinkering with proteins and genes of C. elegans in attempts to understand more about how life span can be increased. Although interventions involving pharmaceuticals and other treatments clearly have a substantial effect on human longevity...

Wild grasses and man-made wheats advance research capabilities

...rom a project started less than 20 years ago, in a world where breeders spend up to 15 years trying to get a desired trait in a line of wheat. ...

Assessing the Amazon River's sensitivity to deforestation

...re water than the nine other largest rivers of the world combined. The first phase of the study, led by Marcos Costa at the University of Viçosa in Minas Gerais, Brazil and completed in 2002, put together an enormous collection of data describing the physical characteristics of the Amazon River Basin. The ...

FSU scientist warns North Atlantic right whale facing extinction

...t remains one of the most endangered whales in the world after 1000 years of whaling brought it close to extinction in the early 20th century. Data compiled by Nowacek and his co-principal investigators documents an unprecedented eight whale deaths during the past 16 months -- almost three times the avera...

Scientists to mimic nature for newest cancer drugs

...t remains one of the most endangered whales in the world after 1000 years of whaling brought it close to extinction in the early 20th century. Data compiled by Nowacek and his co-principal investigators documents an unprecedented eight whale deaths during the past 16 months -- almost three times the avera...

Compound might defeat African sleeping sickness, clinical trial beginning this month

... some of the best technology and scientists in the world to accomplish these goals," he said. Dr. Carol Olson, vice president and chief medical officer of Immtech, said she and colleagues started the Phase III clinical trial this month. The new pivotal trial will involve approximately 250 patients in the ...

Size matters: Preventing large mammal extinction

...reasing their susceptibility to extinction. "In a world dominated by people, being big is substantially more of a disadvantage than we realised, which implies that the conservation of large mammals should assume a particular urgency," said Dr Marcel Cardillo of Imperial College London. "From a conservati...

Siberian tigers hang tough

...gers in Russia. Tiger conservationists around the world were buoyed by these results, especially since India, once considered the greatest stronghold for tigers, is now under pressure after recent reports of tigers completely disappearing from some of their core tiger reserves. Yuri Darman, Director of th...

Millennium Ecosystem Assessment: Many of 2 billion dryland dwellers at risk as land degrades

...es in the past 15 years, an estimated 10 to 20% of world drylands are degraded, with a much larger fraction...nt Goals, a suite of objectives globally agreed by world leaders in 2000 to be met by 2015, cannot be met without addressing the problem of desertification e...

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