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Here are the 50 latest additions to the database.
Center for International Earth Science Information Network (CIESIN)
http://www.ciesin.org/
The Center for International Earth Science Information Network (CIESIN) is based within the Earth Institute at Columbia University. It "works at the intersection of the social, natural, and information sciences, and specializes in on-line data and information management, spatial data integration and training, and interdisciplinary research related to human interactions in the environment." The Center's website provides much information about its programmes and projects including downloadable data, online tools and applications, and publications. A wide range of subjects are covered, including: agriculture, biodiversity and ecosystems, climate change, economic activity, environmental assessment and monitoring, environmental health, environmental treaties, indicators, land use and land cover, natural hazards, population, poverty, and remote sensing for human dimensions research.
Added: 2010-02-08More details
Wolfram Library Archive : Science
http://library.wolfram.com/infocenter/BySubject/Science
The Wolfram library archive provides downloadable resources and references for Mathematica and other Wolfram products including articles, books, conference proceedings, technical notes, courseware and demonstrations. The science section covers astronomy, atmospheric science, biochemistry, bioinformatics, biology, chemistry, geology and geophysics, hydrology, medicine and physics.
Added: 2010-02-08More details
North American Cartographic Information Society (NACIS)
http://www.nacis.org/
The North American Cartographic Information Society (NACIS) is a professional organisation which aims to improve interaction between suppliers and users of cartographic information and to promote and improve the use of cartographic information. The NACIS website provides information about its activities, including details of the Society's journal "Cartographic Perspectives". It includes the winning entries from the 2009 Student Web Mapping Competition: The Dead Sea: a history of change, and Visualization of Republic of Letters. Links are provided to related websites.
Added: 2010-02-08More details
ChemIndustry.com chemical name synonyms finder
http://www.chemindustry.com/apps/chemicals
This database of chemical name synonyms from ChemIndustry.com can be searched by full or partial chemical name, CAS number or molecular formula.
Added: 2010-02-05More details
Name reactions
http://www.organic-chemistry.org/namedreactions/
The Organic Chemistry Portal provides this resource on named organic chemistry reactions. Details are provided of over 200 reactions including reaction mechanisms, diagrams, descriptions and links to related reactions. References are provided for most of the reactions listed.
Added: 2010-02-04More details
Drawing chemical structures with PLT for Windows
http://www.chem.wisc.edu/areas/reich/plt/winplt.htm
PLT is a shareware program for drawing chemical structures and creating hard copy on printers and other Windows-supported output devices written by Hans J. Reich of the Department of Chemistry, University of Wisconsin Madison. PLT "provides routines for producing all rings and line types used in chemical structures, formatted text material in any TrueType font installed on your system (including greek characters and special chemical characters like radical anion, radical cation, double dagger) and supports the use of color". PLT can also produce images and files of chemical drawings in a variety of other formats. The website includes sample drawings and links to sample websites created using PLT. Users are asked to register their copy of the software.
Added: 2010-02-04More details
ACD/ChemSketch 12.0 Freeware
http://www.acdlabs.com/download/chemsketch/
Advanced Chemistry Development, Inc. (ACD) offer a fully functional, freeware version of their ChemSketch drawing package for home and educational use only. It includes tools for 2D structure cleaning, 3D optimisation and viewing, InChI generation and conversion, drawing of polymers, organometallics, Markush structures, and IUPAC systematic naming capability for molecules with fewer than 50 atoms and 3 rings. Users must register before downloading the software. Additional features, including technical support, are available in the paid version of the software.
Added: 2010-02-04More details
Crystallography online
http://ww1.iucr.org/cww-top/crystal.index.html
Crystallography Online is a service from the International Union of Crystallography (IUCr) which aims "to provide extensive coverage of current and internet-based information concerning crystallography and of interest to crystallographers". It covers crystallographers, news, organisations, crystallographic resources, activities, education and journals.
Added: 2010-02-04More details
Plasma on the Internet
http://plasma-gate.weizmann.ac.il/PlasmaI.html
This guide to plasma physics websites is provided by the Plasma Laboratory of the Weizmann Institute of Science, Israel. It includes mainly plasma research centres and organisations classified by country.
Added: 2010-02-03More details
Centre de Données astronomiques de Strasbourg
http://cdsweb.u-strasbg.fr/
The Centre de Données astronomiques de Strasbourg (CDS) is an astronomical data centre based at the Strasbourg Astronomical Observatory, France, which hosts the Simbad database for the identification of astronomical objects, the VizieR collection of astronomical catalogues and data tables, and the Aladin interactive software sky atlas. The Centre's website also provides a Dictionary of Nomenclature of Celestial Objects, a bibliographic service and tutorials for using each of the main CDS services. The website is also available in French.
Added: 2010-02-03More details
Physics : spotlighting exceptional research
http://physics.aps.org/
"Physics" is a free service from the American Physical Society (APS) which highlights exceptional papers from the "Physical Review" journals. It features expert commentaries written by active researchers who are asked to explain the results to physicists in other sub-fields. "Physics" includes essays (1000-1500 words) that focus on a single "Physical Review" paper or letter, concise review articles (3000-4000 words) that survey a particular area and look for interesting developments in that field, and synopses (200 words) which are staff-written distillations of interesting and important papers each week.
Added: 2010-02-03More details
PhysicsWorld : Blog
http://physicsworld.com/blog/
This blog from the Institute of Physics PhysicsWorld service covers a wide range of physics topics with regular postings from February 2008.
Added: 2010-02-03More details
PhysicsWorld : News channel
http://physicsworld.com/cws/channel/news
The PhysicsWorld service from the Institute of Physics provides this news channel publishing physics news stories from around the world. Registered users can receive weekly alerts and newswires. An RSS feed is available.
Added: 2010-02-03More details
Physical quantities : Practical physics
http://www.practicalphysics.org/go/Topic_42.html?topic_id=42
Created by the Nuffield Curriculum Centre and the Institute of Physics, this is a collection of experiments and practicals in the measurement of physical quantities for physics teachers and educators to use for learning and teaching purposes. The experiments are divided into four key areas: measuring mass, length and time; measuring density; pressure; and atmospheric pressure. Further notes are provided on some topics.
Added: 2010-02-02More details
Optics : Practical physics
http://www.practicalphysics.org/go/Topic_2.html?topic_id=2
Created by the Nuffield Curriculum Centre and the Institute of Physics, this is a collection of experiments and practicals in optics for physics teachers and educators to use for learning and teaching purposes. The experiments are divided into eight key areas: an introduction to rays and images, pinhole and lens cameras, investigations with ray streaks, reflection of light, refraction of light, optical instruments, the eye, and spectra and colour. Further notes are provided on some topics.
Added: 2010-02-02More details
Energy : Practical physics
http://www.practicalphysics.org/go/Topic_39.html?topic_id=39
Created by the Nuffield Curriculum Centre and the Institute of Physics, this is a collection of experiments and practicals in energy for physics teachers and educators to use for learning and teaching purposes. The experiments are divided into eight key areas: introducing energy, using the SEP Energymeter, examples of energy transfer, measuring energy transfer, the principle of conservation of energy, power, thermal energy and thermal transfers. Further notes are provided for some topics.
Added: 2010-02-02More details
Atoms and nuclei : Practical physics
http://www.practicalphysics.org/go/Topic_40.html?topic_id=40
Created by the Nuffield Curriculum Centre and the Institute of Physics, this is a collection of experiments and practicals in atomic and nuclear structure for physics teachers and educators to use for learning and teaching purposes. The experiments are divided into nine key areas: ionising the air, counting ions and ionisation, cloud chambers, ionising radiations and their properties, exponential decay and half life, atomic models, cathode rays, electronic devices, and the charge and mass of the electron. Further notes are provided on some topics.
Added: 2010-02-02More details
Astronomy : Practical physics
http://www.practicalphysics.org/go/Topic_43.html?topic_id=43
Created by the Nuffield Curriculum Centre and the Institute of Physics, this is a collection of experiments and practicals for astronomy teachers and educators to use for learning and teaching purposes. The experiments are divided into six key areas: observational astronomy, Greek astronomy, early astronomical instruments, the Copernican revolution, Kepler's laws, and planetary motion and gravity. Further notes are provided on some topics.
Added: 2010-02-02More details
GIS Conferences Worldwide
http://www.conferencealerts.com/gis.htm
Conference Alerts provide this list of forthcoming conferences in geographical information systems (GIS) and related areas, including links to the conference websites. Users can add conferences to the database and subscribe to free E-mail alerting.
Added: 2010-02-02More details
Meteorology Conferences Worldwide
http://www.conferencealerts.com/weather.htm
Conference Alerts provide this list of forthcoming conferences in meteorology and related areas, including links to the conference websites. Users can add conferences to the database and subscribe to free E-mail alerting.
Added: 2010-02-02More details
Oceanography Conferences Worldwide
http://www.conferencealerts.com/ocean.htm
Conference Alerts provide this list of forthcoming conferences in oceanography and related areas, including links to the conference websites. Users can add conferences to the database and subscribe to free E-mail alerting.
Added: 2010-02-02More details
Earth Sciences Conferences Worldwide
http://www.conferencealerts.com/earth.htm
Conference Alerts provide this list of forthcoming conferences in earth sciences and related areas, including links to the conference websites. Users can add conferences to the database and subscribe to free E-mail alerting.
Added: 2010-02-02More details
Astronomy Conferences Worldwide
http://www.conferencealerts.com/astro.htm
Conference Alerts provide this list of forthcoming conferences in astronomy and related areas, including links to the conference websites. Users can add conferences to the database and subscribe to free E-mail alerting.
Added: 2010-02-02More details
International journal of inorganic chemistry
http://www.hindawi.com/journals/ijic/
The "International Journal of Inorganic Chemistry" is a peer-reviewed, open access journal that publishes original research articles as well as review articles in all areas of inorganic chemistry. It is published by Hindawi Publishing Corporation. Full text articles are available as PDF or HTML files.
Added: 2010-02-02More details
World of chemistry
http://www.learner.org/resources/series61.html
Twenty six half hour videos are provided, giving an introduction to chemistry for college and high school students and adult learners. Topics covered are: chemistry and the other sciences, colour, measurement, modelling, states of matter, atoms, the periodic table, chemical bonding, molecular structure, the interaction of radiation and matter, moles, water, endothermic and exothermic reactions, chemical reactions, electrochemical cells, pH, atmospheric chemistry, geochemistry, metals, surface science, carbon, polymers, proteins, DNA, environmental chemistry and chemistry research. The videos were produced by the University of Maryland and the Educational Film Center in 1990 and are made available online by Annenberg Media.
Added: 2010-02-02More details
Trace-element geochemistry
http://ocw.mit.edu/OcwWeb/Earth--Atmospheric--and-Planetary-Sciences/12-479Sprin
The MIT Department of Earth, Atmospheric, and Planetary Sciences has made available the website for this course (12.479 Trace-Element Geochemistry, Spring 2009) as part of its OpenCourseWare project. "The emphasis of this course is to use Trace Element Geochemistry to understand the origin and evolution of igneous rocks. The approach is to discuss the parameters that control partitioning of trace elements between phases and to develop models for the partitioning of trace elements between phases in igneous systems, especially between minerals and melt." The website provides lecture notes, a list of recommended textbooks and seminar topics. The lecture notes are available as PDF files.
Added: 2010-02-02More details
What every chemist should know about patents : 2006 supplement
http://membership.acs.org/C/CPRM/2006Supplement.pdf
This supplement updates a 2002 publication from the American Chemical Society (ACS) to reflect changes in US patenting processes since that date, particularly in relation to changes in the deadlines for an international patent application filed under the Patent Cooperation Treaty (PCT); and advances in the electronic aspects of patent application processing and patent information. Although aimed at chemists, the information is relevant to a wider audience.
Added: 2010-01-29More details
Nature physics portal : looking back
http://www.nature.com/physics/looking-back/
The journal "Nature" has made available the full text of selected historical papers reporting classic discoveries in physics and astrophysics. Over 60 papers report on topics such as the discovery of the neutron, the first laser, the discovery of superfluidity, the explanation
of quasars, the invention of holography, etc. Papers are available as PDF files.
Added: 2010-01-28More details
Science Friday : making science user-friendly
http://www.sciencefriday.com/
Science Friday is a weekly US science talk show. It focuses on science topics that are in the news and tries to bring an educated, balanced discussion to bear on the scientific issues at hand. This accompanying website provides blogs, videos, podcasts of the show, and a science and arts section.
Added: 2010-01-28More details
Podcasts from the National Academies
http://www.nas.edu/podcast/
The US National Academies provide podcasts on topics in science, engineering, technology and medicine. Four collections of podcasts are available: "News from the National Academies", Sounds of science: findings from National Academies reports:, Engineering innovation" and "InterViews". Users can listen online or subscribe.
Added: 2010-01-28More details
U.S. Geological Survey Photographic Library
http://libraryphoto.cr.usgs.gov/
The United States Geological Survey (USGS) has made available this free photographic archive of nearly 30,000 USGS photographs taken during geologic studies of the United States and its territories from 1868-1993. Individual photographs can be downloaded.
Added: 2010-01-26More details
SklogWiki : a wiki for statistical mechanics and thermodynamics
http://www.sklogwiki.org/SklogWiki/index.php/Main_Page
"SklogWiki is a web 2.0 wiki site dedicated to thermodynamics and statistical mechanics, especially that of simple liquids, complex fluids, and soft condensed matter. SklogWiki is particularly oriented towards theoretical and computational studies." SklogWiki was started in February 2007 by Carl McBride and is hosted by the Grupo de Termodinamica Estadistica de Fluidos Moleculares of the Universidad Complutense de Madrid.
Added: 2010-01-26More details
Dinosaurs and other extinct creatures
http://www.nhm.ac.uk/nature-online/life/dinosaurs-other-extinct-creatures/
The UK Natural History Museum has put together this collection of articles, fact files and webcasts on dinosaurs.It includes: a guide to over 260 types of dinosaur; information on non-dinosaur reptiles; a database of fossils, minerals and rocks discovered in areas of the UK; online 3D specimens; and a video showing dinosaur excavation tools and techniques.
Added: 2010-01-26More details
MineralsUK
http://www.bgs.ac.uk/mineralsuk/home.html
MineralsUK is the British Geological Survey's Centre for Sustainable Mineral Development. Its website provides information on mineral resources, mineral planning, policy and legislation, sustainable development, statistics and exploration. The site includes digital maps of UK minerals, an introduction to minerals for the non-specialist, free publications including guides to minerals in Britain, a glossary, and links to related websites.
Added: 2010-01-26More details
Introduction to climate change : lecture notes for meteorologists
http://www.wmo.int/pages/prog/etr/pdf_web/926E.pdf
These notes on climate change were prepared for the World Meteorological Organization (WMO Technical Publication No. 926.) by Professor David D. Houghton of the Department of Atmospheric and Oceanic Sciences, University of Wisconsin-Madison, in order to enable meteorologists, hydrologists and oceanographers to gain a more comprehensive understanding of the topics related to climate change. Chapters cover: understanding the climate system; natural temporal variability in the climate system; human impacts on the climate system; modelling climate change; climate prediction; observations for long-term climate monitoring; modelling, detection and attribution of recent and future climate change; and potential impacts of climate change. A reference list is provided. The notes are available as a PDF file.
Added: 2010-01-26More details
LaserFest
http://www.laserfest.org/
LaserFest is a year-long celebration of the 50th anniversary of the laser, which was first demonstrated in 1960. The festival's website provides details of planned events and activities worldwide in 2010. It provides information on the history of the laser, how lasers work, laser pioneers, and laser innovations. Resources include a timeline, videos, lasers in the news and links to related websites. LaserFest is a collaboration between the American Physical Society (APS), the Optical Society of America (OSA), SPIE and the IEEE Photonics Society.
Added: 2010-01-26More details
Physics to go : explore physics on your own
http://www.compadre.org/informal/
"Physics to go" is a collection of annotated links to interactive websites compiled by the American Physical Society (APS) with the aim of enabling users to explore physics concepts. It takes the form of a biweekly online magazine which can be browsed or searched by topic. Resources are graded by academic level from elementary school through to graduate and professional development.
Added: 2010-01-22More details
SigmaCalc 1.6
http://www-nds.iaea.org/sigmacalc/
SigmaCalc software has been developed to provide an interactive tool to calculate evaluated (recommended) differential cross sections for ion beam analysis. It was developed by A.F. Gurbich and, since August 2007, the SigmaCalc project has been supported by Sandia National Laboratories through the International Science and Technology Center (ISTC). This service is hosted by the International Atomic Energy Agency (IAEA) Nuclear Data Section.
Added: 2010-01-21More details
Reference Neutron Activation Library (RNAL)
http://www-nds.iaea.org/ndspub/rnal/www/
The Reference Neutron Activation Library (RNAL) "is a library of evaluated cross sections for neutron induced reactions leading to radioactive products. These reactions are used in various applications, especially in the activation analysis". The library is restricted to 255 key reactions. It consists of individual files together with a single ENDF-6 file for the entire library. The evaluations have been extracted from various national and regional projects and assembled at the International Atomic Energy Agency (IAEA) Nuclear Data Section.
Added: 2010-01-21More details
Centre for Quantum Computation at the University of Cambridge
http://cam.qubit.org/
The Centre for Quantum Computation is a research centre in the Department of Applied Mathematics and Theoretical Physics at the University of Cambridge. It "conducts theoretical research into all aspects of quantum information processing, and into the implications of the quantum theory of computation for physics itself". Details are provided of lecture courses given by the Department including lecture notes from two courses, "Quantum information, entanglement and nonlocality" and "Quantum information theory". Full text articles, recommended reading, video lectures and frequently asked questions are also available.
Added: 2010-01-21More details
Thermal neutron capture gamma-rays
http://www.nndc.bnl.gov/capgam/
The energy and photon intensity of gamma rays as seen in thermal neutron capture are presented in two tables, one in ascending order of gamma energy and second organised by target. This research was undertaken by Jagdish K. Tuli, National Nuclear Data Center, Brookhaven National Laboratory, USA.
Added: 2010-01-21More details
2007 Amsterdam conference on the human dimensions of global environmental change
http://www.2007amsterdamconference.org/index.htm
The 2007 Amsterdam Conference on the Human Dimensions of Global Environmental Change is one of a series of European conferences on human dimensions research. It aimed to demonstrate the breadth of "earth system governance" as a cross-cutting field of global change research. The conference website makes selected papers available in full text as PDF files.
Added: 2010-01-20More details
Arctic Centre at the University of Lapland
http://www.arcticcentre.org/?Deptid=10431
"The Arctic Centre at the University of Lapland is a national and international centre of excellence. It conducts high standard local, regional and international research into the Arctic, trains experts on Arctic issues and conveys information and research results concerning the region." The Centre's website provides details of its educational activities and research programmes; the latter focus on global change, sustainable development, and environmental and minority law. Brief notes are provided on the Arctic region together with links to related databases and other websites. This website is also available in Finnish.
Added: 2010-01-20More details
WorldWide Telescope
http://www.worldwidetelescope.org/Home.aspx
"The WorldWide Telescope (WWT) is a Web 2.0 visualization software environment that enables your computer to function as a virtual telescope-bringing together imagery from the best ground and space-based telescopes in the world for a seamless exploration of the universe." Users can follow guided tours or explore on their own. The telescope is provided by Microsoft Research. It can be downloaded to a PC or viewed on a Mac or a PC using a Web client and Microsoft Silverlight. A high specification PC is needed, particularly for the downloaded version.
Added: 2010-01-20More details
Estuarine and Coastal Sciences Association (ECSA)
http://www.ecsa-news.org/
Founded in 1971 as the Estuarine and Brackish-Water Sciences Association, the Estuarine and Coastal Sciences Association (ECSA) is "an international organization dedicated to the study of all aspects of estuarine and coastal marine science, and also the application of science for conservation and environmental management". The Association's website contains publication details; information on ECSA's meetings; news and contents information for the ESCA bulletin; and links to related websites.
Added: 2010-01-20More details
Atmosphere and biosphere
http://www.staffs.ac.uk/schools/sciences/geography/staff/harrist/ipgfiles/atmosb
This website was created to accompany a course in the Department of Geography, Staffordshire University. Brief lecture notes are provided on topics in the atmosphere, biosphere and pedosphere, including: the atmosphere as a climatic system, the earth/atmosphere energy budget, global circulation, mid-latitude weather systems, urban climates, climate change, biosphere and ecosystem dynamics, biodiversity and population dynamics, changes in ecosystems with time and space, the role of humans in the biosphere, an introduction to soil science, soil formation factors and processes, organic matter and water in soil, and the mineral content of soil. Recommended reading is provided to accompany the lectures.
Added: 2010-01-18More details
Underground rivers from the River Styx to the Rio San Buenaventura with occasional diversions
http://www.unm.edu/~rheggen/UndergroundRivers.html
Richard J. Heggen, Professor Emeritus of Civil Engineering at the University of New Mexico, has made available online the draft of his textbook on underground rivers. Chapters cover: Greek mythology, Greek philosophers, Roman encyclopaedists, the Church and underground rivers, the concept of circulation, subterranean engines, superterranean metrics, hydrotheology and theohydrology, hollow earth geophysics, underground rivers in classic and adventure fiction, waters of the hollow earth, underground rivers in metaphor and poetry, underground rivers in the fine arts, groundwater science, karstology, lava tubes, subterranean geophysics, dowsing, the biology of underground rivers, exploring underground rivers, human-made underground rivers, hazards associated with underground rivers and the Rio San Buenaventura. The text is available in two large PDF files.
Added: 2010-01-18More details
Physics of energy
http://ocw.mit.edu/OcwWeb/Physics/8-21Fall-2009/CourseHome/index.htm
The website for this course (8.21 The Physics of Energy, Fall 2009) is made available by the Massachusetts Institute of Technology Department of Physics as part of the OpenCourseWare initiative. "The course is designed for MIT sophomores, juniors, and seniors who want to understand the fundamental laws and physical processes that govern the sources, extraction, transmission, storage, degradation, and end uses of energy." Selected lecture notes are available from part 1 of the course on energy and its uses, including: units and scales of energy, mechanical energy and transport, heat energy, electromagnetic energy, energy quantisation, energy in chemical systems, entropy and temperature, heat engines, energy conversion and internal combustion engines. The notes are available as PDF files. Links to related websites are also provided.
Added: 2010-01-18More details
Inside science
http://www.insidescience.org/
Inside Science News Service is a service from the American Institute of Physics (AIP) that provides news content for syndication by news organisations, delivering articles, graphics, audio and videos. It provides breaking news from journals in physics and other sciences, information on US science policy and funding, the science behind the headlines, and news of discoveries and breakthroughs. RSS feeds and email alerts are provided. Additional content is available to registered journalists.
Added: 2010-01-15More details
Classical mechanics : a computational approach
http://ocw.mit.edu/OcwWeb/Earth--Atmospheric--and-Planetary-Sciences/12-620JFall
The website for this course (12.620J Classical Mechanics: A Computational Approach, Fall 2008) has been made available by the Massachusetts Institute of Technology Department of Earth, Atmospheric, and Planetary Sciences as part of the OpenCourseWare initiative. The course covers: the Lagrangian formulation; action, variational principles, and equations of motion; Hamilton's principle; conserved quantities; rigid bodies and tops; Hamiltonian formulation and canonical equations; surfaces of section; chaos; canonical transformations and generating functions; Liouville's theorem and Poincaré integral invariants; Poincaré-Birkhoff and KAM theorems; invariant curves and cantori; nonlinear resonances; resonance overlap and transition to chaos; properties of chaotic motion. The website provides an online version of the textbook for the course, Structure and Interpretation of Classical Mechanics, written by Professors Gerald Jay Sussman and Jack Wisdom, and problem sets.
Added: 2010-01-15More details
