Ammonium Dichromate Volcano
(NH4)2Cr2O7! Or… an Ammonium Dichromate Volcano!With some heat, these (highly toxic) orange crystals will thermally decompose as they release heat, nitrogen, water and green dichromium (III) oxide ash. (2:06)
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Meet Our Scientist: Mark Torchin, Panama Parasite P.I.
Mark Torchin, a marine ecologist at the Smithsonian Tropical Research Institute (STRI) in Panama, talks about how he studies the parasites of invasive marine animals such as snails.
Living and working on the Panama Canal, an epicenter of marine shipping, brings a massive influx and variety of invasive marine species that researchers like Mark can study and understand.
Much of Mark's research focuses on biological invasions and the dynamics between the host, the parasites and the surr

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Inflated Tomato Frog
This short video gives excellent real life, close up footage of an inflated Tomato Frog. This is a great resource to help build background knowledge and to help make real world connections between nature and the classroom. (Less Than 1 Minute)
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Robert T. Ball, Jr. '66 -- Pre-Medical Society's Outstanding Service Award in Medicine
Robert Ball is a 7th generation Charleston physician specializing in Infectious Diseases, as did his paternal grandfather. In 1982, while in Internal Medicine and Infectious Diseases private practice and Adjunct Professor at his alma mater, Medical University of SC, his life changed after diagnosing and reporting the first case of AIDS in South Carolina. Due to multiple factors (eg, stigmatization, insurance company non-payments, and others) Ball became a pariah and eventually was forced to sel
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Vitamin D deficiency and mortality risk in the general population: a meta-analysis of prospective co
By: wbgrant
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Visit to An Ocean Planet: Earth's Hydrologic Cycle
The hydrologic cycle is the continual movement of water from one place to another and from one state of matter to another. This site describes a demonstration in which a teacher or small group of students constructs a simple model of the hydrologic cycle. Written instructions and a list of materials are provided. A short list of links to related topics and a vocabulary are also included.
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Terrorism, Peace and Other Inconsistencies
Notre Dame OpenCourseware (OCW) offers free educational resources for the course "Terrorism, Peace and Other Inconsistencies" in the Kroc Institute for International Peace Studies. This course addresses a set of inter-related questions that have become central to peace and security in the modern era, at both the domestic and international levels: What is the history and rationale for contemporary terrorism, including suicide terrorism? What does the rise of al-Qaeda terror mean for a host of pro
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Copyright 2012, by the Contributing Authors

University of California's Museum of Paleontology: Geologic Timeline
University of California's Museum of Paleontology has created a hyperlinked Geologic Timeline with all sorts of details about each time unit that may be useful later in the course. Each hyperlink contains a variety of information including stratigraphy, ancient life, localities and tectonics associated with that specific time period. Users can also link to an Introduction to Geology page and a description of the Museum's geology wing.
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The City Rocks: Exploring the Hidden World of Building Stone
The City Rocks! is an overview of rock types using building stones as examples for each type of rock. The page discusses, in detail, igneous, metamorphic and sedimentary rocks highlighting common architectural uses for each rock type.
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Charles Robert Darwin Collection at Bartleby.com
Bartleby.com online publishers offer several books by Charles Darwin on this website. Users can access The Origin of Species, The Voyage of the Beagle and quotations by Darwin. Also available are selections about Darwin and his writings.
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The High Plains: Land of Extremes
This website is dedicated to the High Plains: Land of Extremes Exercise. This exercise covers the physical features of the High Plains (or Great Plains), the grasses and plants of the area, prairie dog ecosystems, riparian areas, mining, management, water resources, and fire cycles. Student activities are based on the study of groundwater movement, energy resources, wind energy, and riparian areas. A debate allows students to understand the viewpoints of different interest groups in considering
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Notebooks on Geology
Notebooks on Geology is the English translation of the French paleontology journal Carnets de Geology. The website contains links to current journal articles, searchable archives, letters, memoirs and news. Users can also find information on subscription, article submission and editorial committees as well.
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Distribution of Active Volcanoes
On this website, Starting Point Teaching Collection explains the Distribution of Active Volcanoes exercise. This worksheet is intended to direct students working independently in a 6-week exercise on volcanoes within an online geology course. The exercise consists of a series of questions plus helpful links and a map. The students collect and plot data, then interpret the results and answer questions about the geologic causes and the human effects of volcanic eruption. The exercise includes indi
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Education Resources for Paleontology
The United States Geological Survey (USGS) Paleontology Divisions offers educational resources on their website. Resources include booklets on geologic time, fossils, dinosaurs, and plate tectonics. Users can follow links to USGS resources including teaching sources and general interest information and non-USGS resources.
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Jamestown Rediscovery Project
These interactive exercises are designed to give users a taste of how Jamestown Rediscovery archaeologists do their work, these exercises illustrate the many methods archaeologists employ to identify and give context to their discoveries.
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The News About the News
This lesson will invite students to explore how news shows are constructed and to assess the way a newscast prioritizes different categories of news.
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Geneetiline kood
TÜ Loodusteadusliku hariduse lektoraadi vastavatel kursustel (Loodusteaduste visualiseerimine) osalenud õpetajate koostatud interaktiivsed mudelid bioloogiliste protsesside tundmaõppimiseks. Kuigi mudeleid ei saa lugeda lõplikult viimistletuks, on nad õppeprotsessi visualiseerimiseks asjakohased: kasvõi ideede saamiseks. Kasutajal on soovitav fail enne oma arvutisse salvestada ning vajadusel täiendada.
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1993 Daily Ozone from Meteor-3
In this animation of total ozone, the luminance values of the colors bounding areas of missing data are used in interpolating over these regions. The missing data are mapped to the grayscale portion of the color map.
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Introduction to Bioengineering, Spring 2005
Designed as a freshmen seminar course, faculty from various School of Engineering departments describe the research and educational opportunities specific to and offered by their departments. Background lectures by the BE.010J staff introduce students to the fundamental scientific basis for bioengineering. Specially produced videos provide additional background information that is supplemented with readings from newspaper and magazine articles.
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TV numérique
Après lecture d'un article d'un journal sur la télévision numérique, tu réponds à une série de question. Les réponses se trouvent dans l'article. Tu recevras également une série d'explications de mots difficiles provenant du texte. Tu cherches le mot tel qu'il se trouve dans l'article.
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