AAAS seeks entries for online category in Science Journalism Awards
...f journalistic excellence in this new and changing medium The online news category will join its five counterparts--large newspapers, small newspapers, radio, television and magazine--in this year's competition. The rules governing the online awards will remain consistent with the rules already establish...Desktop biofactories? New microrobots might manipulate single cells, Science authors report
...nction in salty broths, blood, urine, cell-culture medium and other liquids, suggesting a host of biotechnology uses. "Being able to manipulate many individual cells at the same time is becoming increasingly important for genomics, proteomics, and metabolic research," says Edwin W.H. Jager, a graduate stud...Spiders get better web sites by rising early
... over the day," says Rayor. "The key here is that medium and smaller spiders don't have much of a chance to win if they decide to take on a large individual, even if they are residents on their own webs. So the smaller individuals tend to back off without a physical confrontation when the big spiders are ...Researchers find key to growing, differentiating human cells
...esearchers to alter the growth medium inside a fibrous-bed bioreactor and change how cells grow and reproduce. That bioreactor is a tissue-growing device previously developed at Ohio State. In tests, the researchers were able t...Ecosystem health depends on complex relationship between organisms
...dishes, each containing 50 milliliters of a growth medium and kept in the same temperature and light conditions. Each petri dish was loaded with zero, one, two, four, eight or 12 species of bacteria and zero, one, two, four or eight species of algae. (The only combination not used was zero bacteria and zero...Too large portions encourage overeating by preschoolers
...h period, the children were served either a small, medium or large portion of macaroni and cheese, carrot st...p in the small portion, one and a half cups in the medium portion and 2 cups in the large portion. The medium size portion was based on the U.S. Department of...Most highly endowed promotion prize for fourteen scientists and scholars
..., at the synapses this is accomplished through the medium of so-called neurotransmitters. Jahn's study group is investigating the molecular processes at the nerve ends which occur when neurotransmitters are set free. This is of particular importance not only for basic research, but also for medical applicat......ving the method work are slim." When grown in a medium rich in both urea and calcium carbonate, the isolated microbes precipitate calcite rapidly as they multiply, said microbial geochemist F. Grant Ferris of the University of Toronto. "In our medium, all of the microbes started the precipitation within ...DFG to set up 21 new collaborative research centres in 2000
...g of small and medium-sized companies through the medium of long-term, self-supporting, regionally-specific economic structures is a prerequisite for the dynamic development of an economy. The present forms of co-operation are based on hierarchical structures between companies, in which small companies are...Expect rapid, pervasive innovation in 21st century
...ements to videoconferencing make the long-distance medium much more realistic, perhaps eventhree-dimensional. "You won't need to fly to San Francisco to have a meeting," Stevenson says. "You'll just have tosit in a chair and push the right buttons." Wireless Internet connections also will be refined, and ...How biological molecules move electrons: Simplicity trumps complexity
...ad, evolution ignores the structure of the protein medium between two points and uses only proximity to assure that the electron transfer rates are fast enough to satisfy the needs of biology." For the current study, the Penn team surveyed the structures of all naturally occurring molecules with multiple r...AGU names new journalism award for David Perlman
... be made in 2000 for work published in 1999 in any medium except books. The awards consist of a plaque and $2,000, presented at AGU's Spring or Fall Meeting. The 1999 winner of the Sullivan Award was David Sington for his television series, Earth Story, produced by the BBC and The Learning Channel. Sington...Cinnamon is lethal weapon against E. coli O157:H7
...n apple juice, which proved to be a more effective medium than meatfor the spice to kill the bacteria. "In liquid, the E. coli have nowhere to hide," Fung noted, "whereas in asolid structure, such as ground meat, the bacteria can get trapped in the fat orother cells and avoid contact with the cinn...Vitamin C levels linked to amount of lead in blood
...re likely to be higher. As a pointof reference, a medium size orange contains 60 to 80 mg of vitamin C, and onecup of freshly squeezed orange juice has about 120 mg of the vitamin. According to Simon, there are very few negative effects of too much vitamin C. However, he says intakes of 1000 mg will resul...Biologists work to preserve rainforests endangered plants
...en carted back to the lab in tiny vials of culture medium to be grown intowhole new plants. Dunford joined the group to look specifically at how to protect plant tissuesduring the dehydration, freezing, and rehydration that is used in the collectionand preservation of some plant tissues. "A lot of the damag......he runners' immune response. The medium and high-fat diets, composed of approximately 32 and 41percent fat respectively, left the immune system intact, and enhanced certaincomponents, the findings showed. "The data suggest that higher-fat diets may lower the proinflammatorycytoki...NYU Chemist Supports New Theory For Origin Of Life
... constituents andconditions: a liquid or dense gas medium (not necessarily water), a suitableenergy source, and a system of matter capable of using the energy to organizeitself. He calls this hypothesis the Life Principle. Furthermore, he arguesthat no predictable directions exist for life's later develop......inal fluid, which we thought would be an excellent medium to expose awide swath of neurons to the therapeutic virus." What they observed however, was the protective sheath of connective tissues thatcoats the spinal cord acted like a sponge, soaking up the virus and preventingdirect contact with nerve tissue...Tip Sheet: Papers Of Interest, 95th Annual Meeting, Association Of American Geographers
... SOUND MAPS: Maps, traditionally a highly visual medium for conveyinginformation, will soon be available as sound maps on the Internet for thevisually-impaired, with computerized audio and tactile features that will moveusers through landscape features, streets and buildings via their ears andfingers. Bli...NSF's Highest Honor For New Faculty Fosters Integration Of Research And Education
...h activities involving inner-city youth throughthe medium of music via a non-profit program called "Music Education ReachingInstrumental Talent" (MERIT), which will incorporate a sequence of instructionson "Science and Engineering in Music." The laboratory experience in theMinority Engineering Recruitment ...