Chinese 'dragon' nears extinction, biologists warn
...t aside for the species. One plan that the report discusses involves bolstering existing populations through habitat improvements, while breeding alligators in captivity and reintroducing them into suitable areas. Some 5,000 Chinese alligators currently exist in captivity in China. "Most crocodilians are ha...Woman pregnant after selecting healthy embryo
... reviews the couples own family health history and discusses the risks posed to their offspring. Once the couple has met all the criteria, eggs are harvested and fertilized, then embryos are biopsied at three days development to check for genetic abnormalities. Only those embryos that are conclusively healthy ...UMass virologist publishes book on "The Real Science Behind 'The X-Files'"
...n are express-mailed toSimon, who reads them, then discusses changes with Carter. "Just a word or two,just a sentence can make a big difference." "I wrote this book for my parents; very intelligent people with no sciencebackground at all," says Simon, who initially turned down the idea that she dothe project,...Striking back at biological invaders
...on this possibility of a "global McEcosystem," and discusses howecologists attempt to predict the next invader and invasion site. A second report highlights how researchers are fighting against exotic speciesthat have already made themselves at home. From poisoning an entire marina inAustralia to stop a pesky ...From lemurs to gorillas, new book explains primate anatomy
...llection developed by Simons. Forexample, the book discusses new lemur species, such as the agile golden crownedsifaka that was first discussed and described by Simons only in 1988. "Among his other achievements, Elwyn's negotiations with the governmentof Madagascar opened the country for scientific re...National Science Board calls for significant new investment in research on the environment
...ntury:The Role of the National Science Foundation, discusses the need for the U.S. tomake a significant new investment in the basic science and engineering discoverynecessary to understanding the environment. It maintains that NSF is uniquelypositioned to provide leadership in basic environmental research in ...Congress briefs: International congress on ecosystem health
...mmary: UC Davis aquatic toxicologist David Hinton discusses the manyenvironmental stressors affecting the Sacramento River watershed. Divertedriver flows, mining and contamination by both agricultural and urban chemicalrunoff have had profound effects on the river. And there are proposals toredirect drainag......control plant growth and development. And a fourth discusses the need forsustainable biotechnology that benefits developing countries. Finally, the issuealso includes a special news report about efforts to genetically modify cropsgrown in specific areas or regions of the world, and an editorial that encourages...A Fresh Look At Love And War Between The Sexes
...flawed conclusion that biology isdestiny. Low also discusses various explanations for the unequal size of male and femalegametes. That has been the recent subject of lively academic debate, as has thepurpose of sex in the first place. Since sexual reproduction reduces ourgenetic contribution to the next gene......ch. UC Davis agricultural economist Richard Howitt discusses privatization of watersupply and wastewater treatm...reasingly a focus of open space preservation. She discusses how thesechanging perceptions are affecting decision-making processes regarding landmanagement and o...Mouse Study Trumpets New Way To Preserve Species
...rom elephants, lions, warthogs and impalas, and he discusses ways to improve the preservation procedures for these species. "Damage can occur if cells are cooled either too quickly or too slowly," Critser says." If cooled too quickly, ice crystals will form inside the cells, and just as water in an ice cu......at appearsin the 25 September issue of Science. He discusses a growing body of evidence insupport of the "preexisting preferences" or "sensory exploitation" theory ofsexual selection. This model emphasizes that animals choose mates using sensorysystems that primarily have been shaped to meet the daily demands ...University Of Cincinnati Geologists Analyzes Evolutionary Impact Of Mass Extinctions
...As an example of an abrupt regional change, Miller discusses the diversificationof a group oforganisms known as "biological bulldozers," which dig into deposited sedimentsto find food. Thegeologic record includes cases where the bulldozers replaced another group knownas ISOSS(immobile suspension feeders on so......even exploiting, these defects. H. Ohno discusses advances made in merging the capabilities ofnon-magnetic semiconductors, like silicon, with those of magnetic materials(used to store massive amounts of information; for example, on hard disks). Theresults could be used to engineer instruments that c...Anti-TBT Regulations Shift Environmental Burden To Other Countries
...untries for some time. Thissymposium of 25 papers discusses many aspects of tributyltin compounds in theenvironment, including environmental fate and analysis, biomonitors andbioavailability, and trends and risks. The research will be presented hereApril 1 and 2 at the national meeting of the American Chemic...Environmental Impact Of Antifouling Paints And Tributyltin Regulations
...untries for some time. Thissymposium of 25 papers discusses many aspects of tributyltin compounds in theenvironment, including environmental fate and analysis, biomonitors andbioavailability, and trends and risks. The research will be presented hereApril 1 and 2 at the national meeting of the American Chemic...Psychiatric Genetics From Nazi Germany: What To Do With The Data?
...umbia University College of Physicians & Surgeons, discusses the factthat in the 30's and 40's Adolf Hitler and...rgence on psychiatric genetics research. Dr. Baron discusses the history ofNazi-funded genetics research and comments on whether investigators today shouldutiliz...... the properties,roles and expression of telomerase discusses the importance of telomeres and telomerase in cancer and ageing, aswell as in DNA repair CONTENTS The telomere and telomerase: how do they interact? E. BLACKBURN, A. BHATTACHARYYA, D. GILLEY, K. KIRK, A. KRAUSKOPF, M. MCEACHERN, J. PRESCOTT and...Early Menarche Puts Young Girls In Peril
...e, human development and women's studies, Brumberg discusses topics -- using a social historical perspective --...-sex groupings and intergenerational mentoring and discusses how these trends endanger today's teen girls. She shows how recent social trends have shifted discu...Scientists Urge Further Study Of Alarming Coral Reef Decline
... go to," Ostrandernoted. The scientific paper discusses what is now known about theworldwide decline of coral reefs and portions of the paper arebased on research that Ostrander and Meehan conducted while theywere at Oklahoma State University; Ostrander was a professorthere, and Meehan was a graduate stud...