Bottom-up Ecological Processes Better For Clear Waters, Study Finds
...hers have made a bottom-line discovery. Tinkering with food webs may not help restore most lakes to their...thesis," named and popularized by StevenCarpenter, with the Center for Limnology at the University of Wisconsin,Madison. The professor of limnology is consi...Bigger Biology Tackled Through Keyboards
...s faced by computational biologists includedealing with phenomena on different scales of time, space and o...gin at the scaleof molecules colliding." So it is with biological modeling in epidemiology, ecology and immunology.Scientists want to understand the behavi...ORNL Finds Common Genetic Cause For Epilepsy, Migraine
...e models for both diseases. These models,developed with the help of a human chromosome 19 map from the Hum...nd certainfoods and additives have been associated with migraine attacks. Isolation of the human episodic ataxia/migraine gene was reported in anindependent...The CIA Would Like To Know What Scientists Are Seeing Over The Rainbow
...ss called "translocation" that is often associated with disease--cannot easily be detected. And in diseas...r exchange of genetic material is often impossible with conventional black-and-white banding. Chromosome banding was first developed in the early 1970s, w...Laser Microscope At Cornell Images Serotonin In Live Cells
...r, "Measuring serotonin distribution in live cells with three-photon excitation," published in the journal... released upon a nerve impulse, where it interacts with receptors. The antidepressant Prozac (fluoxetine) is thought to treat depression by inhibiting re-u...Researchers Corral Millions Of Microscopic Membranes
... According to the researchers, the ability to work with these independent membranes that are uniform in si...lying micro-patterning to membranes, we've come up with something completely new and we're still coming to grips with the implications," said graduate stude...Penn State Wetlands Project Seeks Scientific Evaluation Criteria
...Penn. -- To most folks, wetlands are marshy ponds with a duck or two floating on the water. To Robert Bro...reated, the most common type is an open-water pond with emergent forest vegetation. "The flora and fauna associated with forested wetlands and open-wate...Birds Deal With "Cocktail Party Effect"
...le toaccurately pick out specific bird songs mixed with othersongs. They were successful even during the "...hance decisions. When paired songs were mixed with the dawn chorus, thestarlings were still nearly as successful, identifying thecorrect bird songs wit...Learning From Birds And Bees: Engineers Study Insects For Ideas On Tiny "Micro Air Vehicles"
...fice (DARO). "When you approach technical people with this idea, their firstresponse is that you cannot ...s believe aerodynamic principlesgoverning aircraft with six-inch wings may be significantly differentfrom those that have guided aircraft design since the W......e responsibilities has come the opportunity tojoin with hundreds of new cooperators in every state and mor... biological andmapping investigations. In concert with our old and new partners andthrough a variety of efforts and products -- from maps and written repo...Stronger Evidence That Global Climate Change Can Reduce The Variety Of Life
...nge," said Dr. Thomas M. Cronin, researchgeologist with the U.S. Geological Survey. "The rise and fall in...m. By comparing the trends in biodiversity with global climate changeas determined from the chemistry of the shells, the authors were able toestabli...Scientists Determine 3-D Crystal Structure Of Cancer-Causing Protein
... "These findings help to explain how tinkering with just one protein produceschanges in cell behavior,... Nature , Kuriyan, Sicheri andMoarefi collaborated with researchers Michelle LaFevre-Bernt, B.S., and W. ToddMiller, Ph.D., from the State University of New...'BirdSource' Website For Citizen-Science Data
... Wide Web site opened for business today (Feb. 14) with demonstrations at the annual meeting of the Americ...ing, logon to BirdSource, and share your checklist with thousands of other amateur birders and with professional ornithologists who need your data." And if ...Vietnamese Chemist Finds New Use For Old Cashew Shells
...ut of old cashew nuts. Vu-Thi-Yen has been working with Distinguished ResearchProfessor James E. Mark for ...nolshe brought to UC from Vietnam and blended them with latex to seeif the rubber would be more durable. The idea worked. With assistance from the College ......te professor of genetics. Free radicals are atoms with unpaired electrons that are bad for the human immu...zone-contained environment, those plants, the ones with shriveled leaves, were not able to cope with environmental stress." Their study, "Environmental stre...Blood Test Can Identify Some Children With Strep-Related Behavioral Disorders
...ceptibility to rheumatic fever toidentify children with obsessive-compulsive disorders (OCD) and tic disorders,including Tourette syndrome, associated with strep-throat infections. The testcould one day tell families if their children are genetically predi...A Phoenix From A Ring Of Fire Is A Pattern For The Recovery Of Mount St. Helens
... volcano Krakatau in the Dutch East Indies erupted with the force of more than 10,000 Hiroshima-type hyd...om that volcanic upheaval is providing scientists with glimpses of the renewal that can be expected after more recent eruptions, in particular that of Mou...Ten Years of Progress For Superfund Basic Research Program
...crobes in the fieldwhere they will have to compete with other naturally occurringorganisms. Environmental engineering professor Paul Bishop is using otherSphingomonas strains to degrade another common pollutant, azodyes. "The dyes themselves are not particularly harmful," saidBishop, "but when they're ing...Molecular Imposter Rebuts Long
...at the precision of DNA copying has muchmore to do with DNA's shape and the enzymes that copy it. Thi...ghtly charged regions needed toform hydrogen bonds with thymine's normal partner base,adenine. But when the mimic was placed into a strand of DNA, thescient......ds to proliferate. When theRB protein is decorated with phosphate groups, as it is in manycases of human cancer, RB no longer knocks out these proteins,and cells grow out of control. "To grow correctly, a cell needs both a gas pedal and abrake pedal," says Ludlow. "The RB protein acts like the brakep...