Scientists Discover Smallest Frog
...rodactylus iberia . Those two words are more than three times longer than the frog itself. "NSF's biotic surveys and inventories program is unique in that its purpose is funding the discovery of species new to science," says Meredith Lane, director of the program which funded Hedges' work. "Hedge...Christmas Bird Count: Another Holiday Tradition
...y species of birds. This year the count covers the three weekends between December 20 to January 5. The Society publishes the data in the journal Audubon Field Notes. But it also provides its many years of Christmas Bird Count results to the new Biological Resources Division of the United States ...Researchers Find How Disease-resistant Plants Recognize Bacteria
...esistance has just crystallized in the past two to three years," Martin says. "It has become one of the fastest-moving areas of plant biology." Since the 1940s, when a scientist named H.H. Flor first proposed that disease resistance in plants requires both a dominant resistance gene in the plant and a domi...Urbanized Watersheds More Sensitive To Climate Change
....S. Environmental Protection Agency, to the other three regions and to comparing how climate change will effect stream flow in all four regions....Proteins Interacting With RNA And DNA Are Surprisingly Similar
...ing proteinshave the sameshape, a configuration of three coils called alpha helices. Notonly do theyhave the same shape, the proteins attach to RNA and DNA atprecisely the samepoints along one of their coils. A scientific paper detailing the findings was published in theJanuary issueof a British science jo...Moving DNA Molecules With Magnetic Tweezers
... it'snon-invasive." Wirtz, who invented the device three years ago as a postdoctoralstudent in Europe, is r...the button without touching it. Wirtz'smagnets are three sets of coiled copper wire, each connected to apower source. The coils are positioned to produce ele...Bottom-up Ecological Processes Better For Clear Waters, Study Finds
...no net gain at the plant level. In food webs with three levels (plants, herbivores and predators), Oksanen'smodel predicts that increased plant production will result in more predatorsand plants, but fewer herbivores, because the predators will eat all theextra herbivores, allowing the plants to grow and ...Laser Microscope At Cornell Images Serotonin In Live Cells
...icroscope so that there is a high probability that three photons arrive at the same time (in about 10-16 se...ation, are now excited by simultaneously absorbing three infrared photons and, subsequently, fluorescence in the UV. These photons are collected as the lase...A Phoenix From A Ring Of Fire Is A Pattern For The Recovery Of Mount St. Helens
...liferation of ballooning spiders on Krakatau only three months after the explosion. On Mount St. Helen's,...tudy of Mount St. Helens' recovery, beginning just three weeks after the eruption. Of all the contrasts between the Washington volcano and Krakatau, the mo...Ten Years of Progress For Superfund Basic Research Program
... of University of Cincinnati researchers thatspans three colleges and five departments will report theirprogress in addressing some of the nation's most troublingpollution problems during a <AHREF="http://www.niehs.nih.gov/sbrp/97conf/">specialconference Feb. 24-26 inChapel Hill, North Carolina. T...Molecular Imposter Rebuts Long
...ol also plansto examine shape mimics for the other three DNAbases. Kool was joined in the research by postdoctoral researchersSean Moran and Rex Ren and graduate student SquireRumney IV. The research was funded by the National Institutes ofHealth....High Levels of Vitamin C Prove Toxic to HIV
...orm of dehydroascorbic acid; and accumulate two to three times more vitamin C in the form of ascorbic acid. We noticed that shortly after infection with HIV, the cells put out more glucose-transport molecules on their surfaces, which allow more vitamin C to enter, Dr. Golde said. HIV-infected cells seem t...Duke University Students Devise Devices For The Disabled
...m play with his friends and be a normal kid." All three said they found the project challenging and rewarding. "Iwas excited about it because we got the opportunity to go out into the communityand do something real for a real patient," noted Feldman. Meanwhile, a two-student team found themselves working......termined." Medflies usually live for about two to three weeks. Those that make itto 60 days have lived the equivalent of 85 human years. If they receivea normal diet of sugar plus protein, females generally outlive males byabout 1.5 days. But in this new study, the researchers report that, whenfed a prote...New Study Shows Steps Leading To Colon Cancer
...guilt of a suspect. This issue of Science contains three such smoking guns ... firmly establishing beta-cat...the Nobel Prize in medicine and physiology went to three scientists who showed us that essentially the same cellular machinery that works in people works in ...President's Budget Proposal Cuts R&D By 14 Percent By 2002
....3 percent reduction in R&D spending over the past three years, the latest analysis by the American Association for the Advancement of Science (AAAS) shows that the President's R&D budget for FY 1998 will cut federal R&D spending by an additional 14 percent (in inflation-adjusted dollars) by 2002. Two y...Erodible plastic microspheres could be effective oral drug delivery system
...he researchers describe the enhanced absorption of three therapeuticcompounds with widely different propert...s early as one hour after being fed to rats. After three andsix hours, there was an intense uptake of the spheres by cells lining theintestines, liver and sp...Overweight Cats Risk Disease And Premature Death, Cornell Study Finds
..., compared to optimal weight cats. Heavy cats are three times more likely to suffer lameness. Obese cats are three times more likely to be presented to veterinarians for non-allergic skin conditions, probably becaus...Scientists Urge Further Study Of Alarming Coral Reef Decline
...living on coralsaround San Salvador island. Within three years beginning in 1994,the number of sponges observed by Ostrander and his colleaguesdeclined by about 50 percent. "We now know that San Salvador isnot unique and that these sorts of trends are going on all aroundthe world at the same time," Ostrand......ced two young, the Middle Pack successfully raised three pups, and a lone pair of wolves had two pups; only the West Pack failed to produce any young." He says the Middle Pack now has nine members, making it the largest pack on the island. Despite their success, wolves had to work hard for every morsel of ...