Screensavers of the world, unite!
...g fact of the day,`` along with easy-to-understand background information about the project. Pande knows he must treat his volunteers well. After all, they picked his screensaver over flying toasters. -By Louisa Dalton-...In a hopeful sign, mercury levels decline in Everglades wading birds
...st was 2 parts per million, Frederick said. Normal background levels range from one-half one part per million to 2 parts per million, he said. The findings bode well for the egrets, which display a variety of ill effects from mercury poisoning, experiments by Frederick show. At the average levels seen in 199......at "extinction rates are now 100 to 1000 times the background rate expected without human influence and they are accelerating. If current land use changes continue, the total loss of biodiversity will compare to those during the previous five mass extinction events in Earth's geological history". According to t...New Brookhaven Lab study shows how ritalin works
...ly distracted," she said. "Ritalin suppresses that background firing and accentuates the specific activation, basically increasing the signal-to-noise ratio and increasing a childs ability to focus." Volkow is now planning a follow-up study of subjects suffering from ADHD. "We hypothesize that we will find that...Eating more fish and n3 fatty acids associated with reduced risk of stroke for women
... from female nurses in 11 states. According to background information cited in the study, an inverse relationship between fish intake and risk of stroke has been reported in several, but not all, prospective studies. But no prospective study has previously examined the relationship between intake of fish a...UF research shows that a fern soaks up deadly arsenic from soil
...n accumulates arsenic in soils that contain normal background arsenic levels of less than 1 part per million. For example, the team measured 136 parts per million of arsenic in fronds of a fern growing on UF campus in soil that contained just .47 parts per million of the metal. Levels of arsenic in the plan......at "extinction rates are now 100 to 1000 times the background rate expected without human influence and they are accelerating." According to Pimm, if current changes in land use continue "the total loss of biodiversity will compare to those during the previous five mass extinction events in Earth's geological h...Genomic analysis of pathogenic and benign gastritis bacteria
...show that disruption of this single gene in a B128 background yields a strain whose effects in culture and in vivo mimic those of G1.1....Darwinian evolution of reproductive proteins in mammals
... three female reproductive proteins. (See further background attached.) Yang's computer software was a crucial...es). Silent changes are used as a measure for the background of neutral changes; detection of a level of replacement changes above this background indicates that...Mouse gene trap helps decipher brain's wiring diagram
... defects can be very difficult to detect against a background of normal projections." In the same time it takes ...esultant subtle wiring defects stand out against a background of normal axonal projections, they added to the vector a second marker, PLAP (human placental alkali...Scientists discover a genetic cause for severe complication of the autoimmune disease lupus
...at are all inherited as a unit. Ancestry or ethnic background determine the specific sequence of alleles that we inherit." "We expect to find many more genetically based differences in disease susceptibility as we probe further with the tools of genetics and epidemiology," she added. Criswell and lead ...UC Davis science, engineering and technology newstips -- March
... radiation that fills the universe. The microwave background represents the universe when it was only a few hun...me. Variations, or anisotropies, in the microwave background of less than 1 part in 100,000 show irregularities in the early universe where the plasma was slight...Social scientists and biologists collaborate to address human dimensions of biodiversity
...s of species extinctions now 100 to 1000 times the background rate in the absence of human influence. More disconcertingly, current rates of extinction are accelerating rapidly. There is a real risk that our children will lose the opportunity to see elephants, rhinos, or tigers in the wild. We are dramatically...The first schizophrenia gene is discovered
...es on human chromosome 22 to elucidate the genetic background of dominantly inherited catatonic schizophrenia, which is characterized by acute psychotic episodes with hallucinations, delusions, and disturbed body movements. The protein encoded by this gene, which has been designated WKL1, shares some features w...Super hearing in flies may improve hearing aid technology
...ophones would help the hearing impaired filter out background noise and tune in to one sound - a task that would enable them to better decipher what one person is saying in a crowd of people. "Hearing aids made with directional microphones would make selective listening much easier," says Mason. But he cautions...NSF weighs options for treating South Pole patient
...sf.gov/od/lpa/news/media/01/fslogistics.htm . For background on the Nielsen evacuation, see: http://www.nsf.gov/od/lpa/news/media/99/fs_southpoledrop.htm . For information on the C-130 "Hercules" aircraft, see: http://www.af.mil/news/factsheets/C_130_Hercules.html . For information about the U.S. Air Force...Janet Ginsburg receives microbiology communications award
...sinessWeek. A graduate of Indiana University, her background includes work in broadcast as well as print. She has traveled from Poland to Cuba for documentary projects for Discovery, National Geographic and TBS. In addition to writing for newspapers and magazines, she created and launched a nationally syndic...Scientists track down the root of cloning problems
...le poor survival rate is influenced by the genetic background of the donor cell, the gross overgrowth of clones ...ss. The Jaenisch lab found that the genetic background of the donated nucleus influences clone survival, independent of the cloning procedure. When the res......e researchers carried out tests in the presence of background smells. It was found that the flies were not much distracted by the background smell. This means that it may well be perfectly possible to use attractants or repellents effectivel...Ancient oceans experienced a global surge in biological productivity
...al productivity increased by two to 30 times above background levels throughout the world ocean during the late Miocene and early Pliocene. This is significant because it means that the biogenic bloom occurred on a global, rather than a regional scale, and that it was not linked to a shift of nutrients but ins...