ANWR Technology
Drilling for oil in the Arctic National Wildlife Refuge (ANWR) in Alaska has been a topic of debate for many years. Although initial exploratory drilling has not yet been authorized by the government, this site presents some technologies that could eventually be used to find and extract oil without damaging the land. Nine articles describe different drilling methods, spill prevention tactics, exploration techniques, and more. One topic is 3D reflective seismic technology, which is used to help a
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Plants in Motion
Roger P. Hangarter of Indiana University's Department of Biology has created this wonderful collection of time-lapse photography that allows us "to see the movements of plants and clearly demonstrates that plants are living and capable of some extraordinary things. " The videos available show a broad range of plant growth phenomena, including germination, circadian responses, phototropism, and much more. The movies are fun to watch in and of themselves, but don't miss out on the informative desc
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Soil Association
Since its inception over a half century ago, the Soil Association has "been working to raise awareness about the positive health and environmental benefits of organic food and farming and supporting farmers in producing natural food consumers can trust." Originally formed by a coalition of inspired scientists, nutritionists, and farmers, the Soil Association is now the leading organic farming and food certification and campaigning organization in the United Kingdom. Although primarily geared tow
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The Messier Catalog
The Students for the Exploration and Development of Space of the University of Arizona maintains The Messier Catalog Web site. Named after the French astronomer who first discovered the objects, the catalog describes and features what are considered to be some of the most beautiful nebulae, star clusters, and galaxies in the sky. Visitors can read about Messier and about each individual object in the actual catalog, which includes a picture, its distance, brightness, the history of its discovery
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Dialogue for Kids Wild About Bears Sleepy Bear Lesson Plan
Each winter, bears hunker down, slow their metabolisms, and pretty much wait out the winter in the safety of some sort of den. This lesson plan, from Idaho Public Television, is a fun way to illustrate to children (probably elementary grades primarily) the process of hibernation. At this site, educators are given the complete lesson plan instructions as well as several links to all sorts of great resources, including links to information on: Bear Diet, Home Range, Reproduction, Bear Research, Pe
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Highlight of Biochemistry: Molecular Structures Made Visible
This Web site from the University of Hamburg Faculty of Biology offers useful three-dimensional images of molecular structures, many of them animated. The dozens of images included in this site should help visual learners understand molecular structure and function in a number of contexts, including virology, immunology, neurology, photosynthesis, genetics, and more. Detailed descriptions and related information accompany each image. This Web site also provides links to three tutorials covering
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Insecta Inspecta World
Insecta Inspecta is the result of an interdisciplinary program at Thornton Jr. High School under the review of the Smithsonian's National Museum of Natural History. This Web site offers a fun way to learn about insects and other arthropods, and does a great job of placing these bugs in a larger cultural and historical context. In addition to providing a solid introduction to insects and arthropods, this site includes quirky trivia and entertaining audio and movie clips. For instance, visitors ca
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Bing & Bong's Tiny Planet
The Bing & Bong's Tiny Planet website, a supplement to the educational television series, offers excellent science activities, games, and online books for small children. Users can sail around the planet to learn about wind, read an online story to discover space, take an adventure through the water cycle, and much more. Visitors can also learn the essentials of colors, shapes, and light through short videos and interactive modules. The colorful website offers a great way for children to begin l
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Air pollution
Air pollution is a growing problem today. This lesson plan is designed to teach students about the problem, its effects on our environment and health and the latest methods designed to combat air pollution. The objectives of this lesson are (1) to define air pollution, (2) to identify major causes of air pollution (e.g., automobiles, burning garbage, electric power plants emissions, industrial boilers and certain consumer products), (3) to identify the effects of air pollution (health effects in
Author(s): National Reformulated Gasoline Hotline

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See site for copyright statement.

Teacher's guide to the infrared
This is a page from a larger website, Seeing our World Through a Different Light, sponsored in part by NASA. This page contains side by side standard and IR photos to illustrate how IR photos show heat. It describes and compares visible light and infrared light. An explanation, accompanied by photos, of how infrared cameras work is also provided.
Author(s): Linda Hermans-Killam

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Cool Cosmos

Don't Crack Humpty
Student groups are provided with a generic car base. The groups then design a device/enclosure that will protect an egg on or in the car as it is rolled down a ramp at increasing slopes. Students will be expected to perform basic mathematical calculations using their data.
Author(s): K-12 Outreach Office,

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Copyright 2011 - K-12 Outreach Office, Worcester Polytechnic Institute,http://www.teachengineering.org/policy_ipp.php

Absolute Beginner S2 #10 - Missing the Japanese Train
Learn Japanese with JapanesePod101.com! Your friends have never known you to be a person who is on time. In fact, they usually lie and tell you a different time so you aren’t running late! But now that you’re in Japan, you’re determined to change your tardy ways and stay on schedule. After you think for [...]
Author(s): JapanesePod101.com

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Hot Apps: Parachute Panic, Dog-A-Pedia, Hairdo For You, Chicks'n'Vixens, Soundtrckr

Each week, Hot Apps will feature five of the hottest Windows Phone 7 apps. In this episode, Laura takes a look at:

  • Parachute Panic
  • Dog-A-Pedia
  • Hairdo For You
  • Chicks'n'Vixens
  • Soundtrckr

Please leave suggestions for hot apps that should be featured in the comments section, thanks!

Author(s): Laura Foy

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The Structure of an Atom
The instructor, with the aid of a whiteboard, demonstrates the structure of an atom. (Although the title is "How to Find Electrons?", the instructor talks about an atom's structure.) (02:09)
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Exercice 18 (Arithmétique dans Z) [00348] (video)

Exo7. Exercices de mathématiques pour les étudiants.
Retrouvez la correction écrite sur http://exo7.emath.fr

Nombres premiers de la forme 4k+3.
Bonus (à 5'29'') : théorème de Fermat Euler, cryptographie RSA.


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Frogs
Lesson plan with word search activity which aims to teach children about the metamorphosis and development of an amphibian from tadpole to frog.
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Earth Rotation from Galileo Imagery: 3600 x Real-Time
This animation is one in a series created to show an accurate representation of the Earths rotation at different temporal resolutions. The animation is created from images taken by the Galileo spacecraft during a close pass of the Earth on December 11-12, 1990. The animations range from real-time, in which no rotation can be perceived, to 3600 times real-time, in which both the Earths rotation and cloud motion can bee seen. The series also includes an animation in which the Earths rotation has b
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Induction of Nitrate Reductase in Plant Shoots
A laboratory exercise that uses colormetric assay and corn seedling shoots to study the induction of enzyme activity by a substrate.
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Pendennis Castle N900020

PENDENNIS CASTLE, Cornwall. c.1894. Reconstruction drawing of Half Moon Battery. Men working in the cartridge store by Ivan LAPPER.


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Sleeping Beauty Invades Rat's Genome
Knockouts are not just for Mice anymore. Aron Geurts and Howard Jacob from the Medical College of Wisconsin talk about their plans for creating transgenic rats using the Sleeping beauty transposon. Coming out of work pioneered by Colin Bishop's lab, Geurts and Jacob describe how the Sleeping Beauty system can be used to make transgenic rats and their plans to make the phenotype data from these rats available via the MCW PGA website (http://pga.mcw.edu) and the strains themselves accessible via a
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