SARS in the Context of Emerging Infectious Threats
This Web site contains proceedings from the recent New York Academy of Science conference: "SARS in the Context of Emerging Infectious Threats." Virologists, epidemiologists, or anyone else interested in SARS should appreciate this timely and informative resource. Free registration allows users to access a number of informative materials. Sections include Coronavirus Biology and Pathogenesis, Approaches to Vaccines and Drug Development, and more. Conference highlights and a complete conference t
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Water Research Network
Self-described as a "multidisciplinary database of research, researchers, and institutions dealing with fresh water issues all over the world," the Water Research Network (WRN) is a product of collaboration between the University of Bergen, Norway, the Norwegian Research Council, and the Government of the Netherlands. Active since October 2001, WRN invites researchers from various disciplines to submit information about their water research projects (free registration is required). While the sit
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Two on Powered Flight (DUPLICATE)
Although the centennial anniversary of the Wright Brothers' groundbreaking achievement has come and gone, these two sites provide a unique glimpse into past events and future prospects. First, the companion website to a December 16, 2003 NOVA episode offers a retrospective on the Wright Brothers' Flying Machine. Several interactive features and picture galleries are provided. Additionally, the site includes a description of the first media coverage of the historic flight and an interview with th
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Cornell University: Biozon
Developed by Professor Golan Yona and his colleagues at Cornell University, the Biozon database aids in the analysis of biological entities. The "database relies on an extensive database schema that integrates information at the macro-molecular level as well as at the cellular level, from a variety of resources to create a unified biological knowledge resource with emphasis on protein and DNA characterization and classification." Biozon builds on data from a number of preexisting databases inclu
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Science and Safety, Making the Connection
The Council of State Science Supervisors (CSSS), a professional organization composed of science education specialists, has recently released a guide to science safety entitled Science and Safety, Making the Connection. The free, downloadable document covers how to purchase, dispose, and store chemicals; how to clean up spills; safety equipment recommendations; and more. Any educator involved in laboratory work of any kind will find that this document contains very valuable and important informa
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Smart Base Isolation Systems
Published in the October 2002 issue of the Journal of Engineering Mechanics, this research paper proposes a novel method of seismic base isolation. This technique is used to mitigate "the effects of an earthquake by essentially isolating the structure and its contents from potentially dangerous ground motion." The authors compare their method to several established base isolation strategies by simulating each under varying conditions for historical earthquakes. They show that the derived system
Author(s): Johnson, E.A.,Spencer, B.F.,Ramallo, J.C.

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Insect Mouthparts
This Web site contains a pictorial guide to insect mouthparts, a complicated topic served well by this simple yet effective tutorial. Created by University of Ottawa entomology professor Dr. Houseman -- using material adapted from Digital Zoology (on CD from McGraw-Hill) -- this site provides labeled diagrams and high quality photos of chewing, siphoning, piercing, sponging, and combination mouthparts. Users may view images by category or click through the entire set in sequence. The photographs
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DOE Pulse: Science and Technology Highlights from the DOE National Laboratories
The Department of Energies DOE Pulse bimonthly publication highlights work being done at the Department of Energy's national laboratories, which "house world-class facilities where more than 30,000 scientists and engineers perform cutting-edge research spanning DOE's science, energy, National security and environmental quality missions." Pulse provides insight into current research highlights, updates on collaborations among laboratories, and profiles of individual researchers. The latest issue,
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PLCS.net: Your Personal PLC Tutor Site
A programmable logic controller (PLC) is an instrument used for many types of machine control. Instead of having to design complex circuitry, a PLC can be configured with software to do the job more efficiently. PLCS.net is a site with loads of useful tutorials and instructions that make the programming required to use these gadgets much easier. Many of the sections have animations that further illustrate the concepts. In addition to the online tutorials, there is also a very active forum where
Author(s): Melore, Phil.

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Applied Physics Laboratory 2002 Annual Report
The John Hopkins University Applied Physics Laboratory has a core purpose to "core enhance the security of the nation through the application of science and technology." This includes research on missile, radar, sonar, sensor, chemical/ biological, and information technologies; space science and engineering, microelectronics; communications; navigation; modeling and simulation; and advanced research and technology development. The report's contents include a Message from the Director, as well as
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NIH Curriculum Supplement Series: Sleep, Sleep Disorders, and Biological Rhythms
Sleep, Sleep Disorders, and Biological Rhythms is a curriculum unit (for grades nine through twelve) offered through the National Institutes of Health (NIH) Curriculum Supplement Series. This unit was developed collaboratively by the National Heart, Lung, and Blood Institute (NHLBI) and other groups as "a creative inquiry-based instruction program designed to promote active learning and stimulate student interest in medical topics." This curriculum supplement is designed "to complement existing
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Desert Plants and Wildflowers
For those interested in the types of plants found in the desert ecosystem, this Web page from the online magazine DesertUSA.com will be a useful guide. Photos and descriptive features of several desert plants are provided in an alphabetical index or can be found through the online field guide organized by flower color. An interesting section also focuses on the types of adaptations that allow plant species to survive in harsh desert conditions. The Desert Plants and Wildflowers section is just o
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Biodiversity Research Center of the Californias
The San Diego Natural History Museum's Biodiversity Research Center of the Californias (BRCC) works to "understand and interpret--through research and collecting--the uniqueness of the biodiversity of Southern California and the peninsula of Baja California while maintaining a global scientific perspective." The BRCC links to information about its various departments including Botany, Birds and Mammals, Entomology, Herpetology, Marine Invertebrates, and Paleontology. The BRCC also offers online
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Space for Species
"Developed by the Canadian Space Agency, the Canadian Wildlife Federation, The Canada Centre for Remote Sensing, and the Canadian Wildlife Service," Space for Species is a colorful and highly interactive Web site that invites young people to investigate the contributions that satellite telemetry, remote sensing, astronaut observations, and weather satellites make to wildlife conservation. Users can track the real time movements of migratory animals such as polar bears and leatherback turtles, mo
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WebElements: Periodic Table Scholar Edition
Billed as the first periodic table on the World Wide Web, WebElements: Periodic Table Scholar Edition is authored by Mark Winter of the University of Sheffield, England. Although many similar online periodic tables can be found, this offering is unique in that the material is presented in a light hearted and interesting way. The main page contains the table and all the common associated information, but each individual element, when clicked, contains a wealth of additional facts including variou
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Sky Chart
The Sky and Telescope Web site, which is the companion site to the long running magazine of the same name, hosts the online interactive Sky Chart. Users can choose from any location on earth by inputting a city or a latitude and longitude, after which they then choose the direction they want to view in the sky. The tool allows anyone to view an image of the sky from any location on earth, which is pretty darn cool. The ease of use is another highlight of the Sky Chart, making it easily accessibl
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Urban Habitats
_Urban Habitats_, published by the Center for Urban Restoration Ecology (CURE), is "a peer-reviewed, fully indexed scientific journal written and edited for a wide audience of researchers, restoration ecologists, park and preserve managers, government officials, and naturalists." The premier issue of this e-journal (focused on urban flora worldwide) is available online, and researchers are encouraged to submit articles and multimedia resources for future issues (detailed submission guidelines pr
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The Gingko Pages
Teacher and Gingko enthusiast Cor Kwant, from the Netherlands, offers this comprehensive Web site devoted to Gingko biloba. This frequently updated site covers just about everything there is to know about this "unique tree, a living fossil, unchanged since the time of the dinosaurs." Visitors may read about gingko history, propagation techniques, botanical characteristics, various uses, and much more. The site also includes an extensive collection of photos, a useful bibliography, and informatio
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International Association of Sedimentologists
"The International Association of Sedimentologists (IAS) was founded in 1952 with the goal to promote the study of sedimentology and the interchange of research, particularly where international cooperation is desirable." The website provides visitors with the association's monthly newsletter, which discusses conferences, recent studies, workshops, and more. Students and educators can learn about and view the beautiful sedimentological exposures in Arizona and Utah. PhD students can find informa
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The Center for Watershed Protection
The Center for Watershed Protection (CWP) "provides local governments, activists, and watershed organizations around the country with the technical tools for protecting some of the nation's most precious natural resources: our streams, lakes, and rivers." The CWP website offers a number of online, open-access resources, including technical reports, case studies and watershed assessment protocols. Users will find detailed guidelines for measuring watershed vulnerability, assessing stream quality,
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