URL of the Week - 2006 Archive
December 25, 2006
Forum on Science and Technology for
Sustainability
This site contains
Web resources that explain how science might contribute to development
that doesn’t ruin the environment. It is sponsored by Harvard
University. The site contains papers, online books, and reports
touching on everything from bio-based fuels to wind energy.
http://sustsci.aaas.org/
December 18, 2006
3-D Bird Pictures from Zoological
Museum Amsterdam
This site shows how museum collections can
benefit from cyberspace. It is a digital specimen case from the
Zoological Museum Amsterdam in the Netherlands. The site supplies
three-dimensional (3-D) images of 151 avian type specimens (the
original examples taxonomists used to describe the species) from around
the world. You can rotate or tilt animals. The pages also describe
where and when the birds were collected, provide their measurements,
and compare them to other specimens. The museum plans to post similar
3-D images of its cache of shells and skulls.
http://ip30.eti.uva.nl/zma3d/home.html
December 11, 2006
Sea Slug Forum
This site, hosted by a malacologist from
the Australian Museum in Sydney, includes more than 30,000 images. Fact
sheets offer tidbits on the biology of about 1400 species from around
the world. The forum section contains discussion of taxonomy and
ecology, mulls photos of hard-to-identify specimens, and swaps sea slug
lore.
http://www.seaslugforum.net/
December 04, 2006
Fly Atlas
This linked atlas developed by Australian experts explains
fly anatomy. Clicking on a list of characteristics highlights them on
four
representative flies. For close-ups, slide the virtual magnifying glass
across
the screen.
http://www.ento.csiro.au/biology/fly/fly.html
November 27, 2006
The Eye
Pathologist
Get a close look at how the eye works and what happens when
it falters at this site that features more than 3500 images. The
tutorial comes
from pathologist Gordon Klintworth of Duke
University Medical
Center. You can study
the anatomy
and function of structures such as the lens, cornea, retina, and optic
nerve.
The primer also describes development and how the eye changes over
time. The
more than 5000 eye diseases covered range from cataracts to Marfan
syndrome.
http://www.eyepathologist.com/
November 20, 2006
National Chemical Laboratory Centre
for Biodiversity
Informatics
This compendium offers taxonomic synopses
for all of the
described species of Indian animals. Besides the latest information on
classification and conservation status, is distribution data down to
the state
level. The center contains similar collections on Indian plants and
fungi.
http://www.ncbi.org.in/
November 13, 2006
Optical Illusions and
Visual Phenomena
Visit
this collection of optical tricks to help you
understand why your eyes and brain get duped. Animations of 46 common
and
not-so-common visual illusions that skew our perceptions of motion,
color,
size, contrast, and other variables are included. The site’s
explanations take
s the mystery out of some puzzles. There are plenty of references and
links
http://www.michaelbach.de/ot/
November 06, 2006
Dinosaur Illustrations
This site leads to paintings and drawings of more than 70
kinds of dinosaurs and other ancient reptiles. Although many works are
copyrighted, some of the galleries permit downloading for educational
uses.
http://search4dinosaurs.com/
October 30, 2006 -- Ocean
Explorer
If you’ve ever
wondered what it’s like to get close to the strange creatures that
thrive around deep-sea vents, check out this educational from the
National Oceanic and Atmospheric Administration (NOAA). It contains
videos, animations, maps, and photos describing the world’s largely
unexplored seas. You can follow current or recent NOAA expeditions to
destinations such as the seamounts of the Gulf of Alaska, or visit the
Magic Mountain site more than 1700 meters below the surface near
Vancouver Island, Canada. You can also view a gallery of undersea life,
tune in to sounds such as the throbbing song of a blue whale, or read
up on ocean-probing technologies like submersibles.
http://oceanexplorer.noaa.gov/
September 18, 2006
-- Amphibia Web
This
clearinghouse of data on the world’s nearly 5700 amphibian species
is sponsored by the University of California, Berkeley. The site’s goal
is to post a page for each amphibian species, with information on
taxonomy, distribution, behavior, and conservation. Along with the
species accounts, the site holds recordings of frog calls and over
thousands of photos.
http://www.amphibiaweb.org/
September 11, 2006 -- Conditioned
Taste Aversion
The powerful reaction of retching after
experiencing
the taste of rotten oysters is a prime example of a conditioned taste
aversion,
in which animals learn to shun foods they associate with nausea. You
can find
the latest research in the field or delve into its history with this
bibliography from researchers at American University in Washington,
D.C. The
collection lists thousands of references (including the original
description of
taste aversion in a 1955 Science
paper), many with
abstracts or
PDFs.
http://www.ctalearning.com/
September 4, 2006 --
Protist
Image Data Bank
This site holds information for
everyone from students studying classification of algae to researchers
hoping to cultivate parasitic amoebas. Visitors can explore the biology
of some 20 genera of protozoa and algae. An introductory page puts each
group in evolutionary context. From there, you can study close-ups that
delineate internal and external structures of the cells, get the latest
on taxonomy and classification, or read about the creatures’ form of
reproduction. The site also lists sources that provide cultures of the
organisms.
http://megasun.bch.umontreal.ca/protists/
August 28, 2006 -- Forest Shade Tree Pathology
To find out about
diseases that attack trees, open this U.S. Forest Service Web text. The
site begins with general backgrounders on rusts, cankers, wilts, and
other types of plant ailments. Other sections cover the causes,
symptoms, and control methods for specific diseases such as sudden oak
death.
http://www.forestpathology.org/
August 21, 2006 -- Mycology.net
This portal
will guide you and your students to a wealth of sites about mushrooms
and other fungi. The site lists more than 70 online keys for
identifying specimens. If you’re looking for a potential collaborator,
check the directories of fungal experts. The site also links to some 30
galleries that display pictures of various mushrooms, yeasts, molds,
and other forms.
http://www.mycology.net/
August 14, 2006 --
Insects, Disease and History
Find out how
insects and other arthropods have helped shape the course of human
events at this site. You and your students can read how a 1914-15
outbreak of the louse-transmitted disease typhus prevented Austria from invading Serbia, possibly changing the outcome of World
War I. The site also offers a primer on bug-borne diseases such as
yellow fever and leishmaniasis. Above, a World War II U.S. Army poster
advises soldiers how to avoid the mites that spread scrub typhus.
http://scarab.msu.montana.edu/historybug/
August 7, 2006
-- Math and Science Song Information,
Viewable Everywhere
This database lists
more than 2000 titles, from “The Song of the Tungara Frog” to “Carbon
Is a Girl’s Best Friend.” Links take you to lyric sheets and audio
snippets. Most composers and singers are obscure, but Monty Python,
Clint Black and a few others are included. For nonstop science tunes,
you can also listen to MASSIVE radio.
http://www.science-groove.org/MASSIVE/
June 12, 2006 --
BIO-DiTRAL
This site is a
collection of free media for teachers and students hosted by the University of Alberta
in Edmonton, Canada. Contributed by site
visitors, the more than 2200 photos, animations, and videos cover
fields from microbiology to immunology but emphasize zoology. Students
can learn how proteins on immune cells help the body recognize invading
pathogens, for instance, or compare the silk-spouting spinnerets of
different spiders. Or, see an unlucky tomato hornworm caterpillar
studded with the cocoons of parasitic wasps.
http://bio-ditrl.sunsite.ualberta.ca/
June 06, 2006 -- UNSW Embryology
Students can follow the
progress of human development with movies, images, and animations at
this site from Mark Hill of the University
of New South Wales in Sydney, Australia. One section
tracks changing body form through the 23 Carnegie stages that define
the first 2 months of development. Other pages focus on particular
structures. There’s also a backgrounder on abnormal development.
http://anatomy.med.unsw.edu.au/cbl/embryo/embryo.htm
May 29, 2006 --
Geotechnical, Rock,
and Water Resources Library
Aimed at a broad audience, this site has
more than 900 education links and a many online simulations. The site
stresses civil engineering, but it also includes background on earth
science. Visitors can view a primer on plate tectonics or find out what
pollutants researchers have detected in the local watershed. Virtual
experiments let students determine the effect of temperature on water
flow, measure how different rock types respond to compression, and
more. The site also connects to a wealth of lab exercises for K-12
classes.
http://www.grow.arizona.edu/
May 22, 2006 -- Bushmeat Crisis Task
Force
This site pushes an
anti-bushmeat agenda, but also offers abundant background information
for researchers interested in the problem. Bibliographies list more
than 300 technical books and papers, nearly 150 reports, and 800-plus
news articles, many available online.
http://www.bushmeat.org/r_a.html
May 15, 2006 --
Reactome
To unravel
biochemical reactions or trace the connections between cellular
pathways, visit this site from Cold Spring Harbor Laboratory, the
European Bioinformatics Institute, and the Gene Ontology Consortium.
This online textbook fills gaps in our knowledge by focusing on
reactions in humans, but also includes examples from rats, mice, and
other model organisms. Tools include the Pathfinder function, which
provides steps between reactants and products. So far, the site spans
cell division to lipid metabolism to DNA repair. The plan is to add a
new pathway about every 3 months.
http://www.reactome.org/
May 08, 2006 -- Chironomid Home Page
This site, run by grad student
Ethan Bright of the University
of Michigan, Ann Arbor, connects to 19 midge identification
catalogs and checklists, covering southern Africa to the Yukon. One section offers a field guide to
preserved forms. You can also search a directory of midge researchers,
several bibliographies, or a yearly newsletter
http://insects.ummz.lsa.umich.edu/~ethanbr/chiro/
May 01, 2006 -- Deciphering the
Genetic Code
You know the names Watson and
Crick, but how much do you know about Marshall Nirenberg? This National
Institutes of Health biochemist figured out that triplets of DNA bases
code for specific amino acids in 1961, only 8 years after James Watson
and Francis Crick unraveled DNA's helical structure. This new online
exhibit chronicles the race to break the code by Nirenberg, who later
won the Nobel Prize.
http://www.history.nih.gov/exhibits/nirenberg/
April 24, 2006 -- Neuroscience Gateway
This portal
from the Society for Neuroscience in Washington,
D.C. connects researchers to 76 sites that
supply data, software, and other resources. The gateway is the first
release from a project to integrate online neuroscience databases.
http://web.sfn.org/content/Programs/NeuroscienceDatabaseGateway/index.html
April 17, 2006 --
VISTA
If you need help with genome analysis, you
might want to take a look at this set of features where you compare
genomes from the site’s collection of nine species or plug in your own
sequences. The mVISTA browser highlights similar and different regions
in, say, a snippet of human DNA compared to that of a chimp’s.
http://www-gsd.lbl.gov/VISTA/index.shtml
April 3, 2006
-- Biogeosciences.org
This
site from the Geological Society of America is home base for
researchers whose work straddles the earth and life sciences. You can
use the discussion forum or read brief articles on big questions, such
as how the mineral dolomite forms and why it’s rare in recent rock.
Students will find career and education information, including
interviews with researchers. Visitors can also visit a growing gallery
of images posted by users.
http://www.biogeosciences.org/
March 27, 2006
-- AviBase
You can find data on more than 10,000
other bird species at this site, a taxonomic clearinghouse hosted by
the nonprofit organization, Bird Studies Canada. Accounts cover all the
world's bird species and provide the latest information on
nomenclature, classification, subspecies, and conservation status,
along with range maps at the country level. Linked sites such as the
U.K.-based BirdLife International, which offers details on threats to
species, are included.
http://www.bsc-eoc.org/avibase/avibase.jsp
March 20, 2006 -- Amphibian Species of the World
This site from the American Museum of Natural History in New York City provides an authoritative guide to the
taxonomy of the amphibians. An update of curator Darrell Frost’s 1985
reference book, the site encompasses more than 5500 species of frogs,
toads, salamanders, and caecilians: legless burrowers found in the
tropics. You can search the entries taxonomically or geographically.
Species pages offer distribution data, references, comments on
classification controversies, and other information.
http://research.amnh.org/herpetology/amphibia/index.html
March 6, 2006 -- The Joy of
Visual Perception
For
a clear view of how we see go to this Web site, an undergraduate-level
Web text by Peter Kaiser of York University in Toronto,
Canada. Students can start by focusing on
physiology and anatomy, including the structure of the eye and the
transmission of messages across the gaps between neurons. Other
sections include subjects such as how we perceive contrast, size,
motion, and distance. The text also reveals the secrets behind a long
list of fun and instructive illusions.
http://www.yorku.ca/eye/
February 20, 2006
-- Turning The Pages
Scottish artist Elizabeth Blackwell
painted medical plants in a beautifully illustrated
A
Curious Herbal (1737-39),
which became a staple
among doctors and apothecaries. You can view selections from the herbal
and two other science-related books at this site by flipping from page
to page almost as if you held the real book in your hands. Other
offerings include the library's Leonardo
da
Vinci Notebook, a collection of optical sketches, plans for a new city, and
other jottings that the premier Renaissance man began in 1508, and On the Fabric of the Human Body
(1543),
by the pioneering anatomist Andreas Vesalius. The site also supplies
audio narration and a mirror to read Leonardo's right-to-left scrawl.
http://www.bl.uk/onlinegallery/ttp/ttpbooks.html
February 13, 2006 -- SHELDUS
This database from
hazards researcher Susan Cutter of the University of South Carolina, Columbia, and colleagues, tallies the costs of U.S. disasters (wildfires, droughts, floods,
hailstorms, and others) from 1960 through 2000. Pick a state or county
to find the number of injuries and fatalities and the economic losses
caused by particular events.
http://go2.cla.sc.edu/hazard/db_registration
January 30, 2006 -- Health Education
Assets Library
This site contains more than
3600 photos, videos, animations, Web pages, and other visuals from the
Health Education Assets Library, a teaching archive for every level.
The collection's holdings, contributed by medical libraries, the Irish
Royal College of Surgeons, and other sources, are wide-ranging (from
videos of brain dissection, to anatomical drawings of the lymph nodes
in the head and neck, to an animation of blood surging through the
heart). Free registration allows you to download items for use in the
classroom.
http://www.healcentral.org/index.jsp
January 23, 2006 -- Biocomplexity
Thesaurus
Keep
track of the field's vocabulary with this site from the federal
National Biological Information Infrastructure. From "genetic
isolation" to "nitrogen fixation," the tool helps you see the relations
between terms and ideas.
http://thesaurus.nbii.gov/
January 16, 2005 -- Bioinformatics Links
Directory
This directory of
bioinformatics Web sites, compiled by Francis Ouellette's group at the University of British Columbia in Canada, can help you locate everything from the
genome of the SARS virus to guides for designing PCR primers. The site
provides annotated links to hundreds of databases, tutorials, and other
resources. Offerings include software to predict the folding patterns
of RNA molecules, tools for analyzing two-dimensional protein gels, and
a catalog of DNA "typos" called SNPs that can help researchers pinpoint
disease genes.
http://www.bioinformatics.ubc.ca/resources/links_directory/
January 9, 2006
--
Global Invasive Species Database
This new catalog of invasive species
profiles more than 130 species. You can find out where they came from,
how they spread, their impact on the environment, and what control
measures have been tried.
http://www.issg.org/database/welcome/
January 2, 2006 -- Virtual Genetics Lab
Beginning biology students can run simple genetics
experiments, and never have to swat an escaped fruit fly using this
site created by Brian White and colleagues of the University of Massachusetts.
The software simulates crosses between animals with particular
characteristics. As in a real genetics lab, users design their own
procedures, deciding how many matings will provide enough evidence to
deduce how the trait is passed on. The exercises challenge students to
recognize not only simple dominant traits but also more complex types
of transmission, such as age and incomplete dominance. Although
the problems illustrate real inheritance patterns, they use
hypothetical traits, so students can't track down the answers on the
Web.
http://intro.bio.umb.edu/VGL/index.htm
2005
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