The Elegant Universe pt 2
This is the second part of the discussion on String Theory.  This part discusses the history of Quantum Mechanics and how it applies. Run time 52:48.
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Columbia Plateau, Columbia River Basalt Group
This website features multiple links to geologic resources relating to the Columbia River Plateau and Columbia River Basalt Group. The types of resources available include background information, special items of interest, maps, graphics, images, and educational outreach for multiple levels of experience.
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Types of Deserts
Deserts are classified by their location and dominant weather pattern into several types: trade wind, midlatitude, rain shadow, coastal, monsoon, or polar deserts. Former desert areas presently in non-arid environments are paleodeserts, and extraterrestrial deserts exist on other planets. This site, produced by the U.S. Geological Survey, describes each type of desert using text and photographs.
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Beyond infinity
This popular maths talk gives an introduction to various different kinds of infinity, both countable and uncountable. These concepts are illustrated in a somewhat informal way using the notion of Hilbert's infinite hotel. In this talk, the hotel manager tries to fit various infinite collections of guests into the hotel. The students should learn that many apparently different types of infinity are really the same size. However, there are genuinely more" real numbers than there are positive integ
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Superspace: One Thousand and One Lessons in Supersymmetry
We introduce superfields in chapter 2 for the simpler world of three spacetime dimensions, where superfields are very similar to ordinary fields. We skip the discussion of nonsuperspace topics (background fields, gravity, etc.) which are covered in following chapters, and concentrate on a pedagogical treatment of superspace. We return to four dimensions in chapter 3, where we describe how supersymmetry is represented on superfields, and discuss all general properties of free superfields (and the
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Mel Hurtig on The Truth about Canada
Mel Hurtig delivers a lecture based on the findings in his book, The Truth about Canada, which illuminates some of the truths and myths about Canada.
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Open Wide and Trek Inside
This site examines the mouth and its various purposes, different types of teeth and their functions, bacteria that live in the mouth, and the processes of tooth decay and oral disease. The site includes activities and a teachers guide, which are designed for use by elementary school teachers.
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Polar: Sounds of the Magnetosphere
This collection of sounds contains recordings of five types of electromagnetic or radio emissions produced by the magnetosphere. The sounds are accompanied by written descriptions of how they are propagated and by spectrograms which provide a graphic display of their frequency distributions.
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Igneous Rocks of the Ocean Basins
These lecture notes introduce magmatism and petrology as they relate to the oceanic lithosphere. The notes cover ophiolite sequences and types of volcanic settings found in ocean basins. A section about basalt includes discussion of location, composition and origin of mid-ocean ridge basalts. Ocean ...
Author(s): Stephen Nelson

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Metamorphic Rock Textures
These lecture notes discuss metamorphic textures and the mechanisms that create them. A discussion of foliation covers types of stress and the development of foliated rocks from slate to gneiss. Five modes of metamorphic differentiation are introduced including preservation of original compositional ...
Author(s): Stephen Nelson

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Tea 4 health
The website for the UK Tea Council presents information about the organisation and tea; history, growing, types of tea, health and nutritional benefits, antioxidants and hydration. There is a business area, which contains a directory of tea related businesses, information on the tea industry and a gallery of images. The Tea Guild section lists their members and their top ten places to drink tea in the UK.
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Special report: Startups 2.0


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054 - BELLUM HELVETICUM - LOWE BUTLER WALKER
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Classifying Triangles
This lesson defines and shows examples of various types of triangles: scalene, isosceles, equilateral, acute, obtuse, right, and equiangular. 

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The Eatwell Plate
This is a British update of the classic "Food Groups." In it, Charlie describes how to plan our nutrition by using a plate with different types of foods on it as a pie-chart, telling us what we should eat and in what proportions (9:54)
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Solar Flares
This video starts with questions for students to look for the answers for in the video. It explains the different types of solar flares and how solar activity affects the Earth. Produced specifically for students and is suitable for elementary and older students. 
(This is an Emmy award-winning series of instructional programs that introduces students in grades 3-5 to NASA and integrates mathematics, science, and technology through the use of Problem-Based Learning (PBL), scientific i

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Classifying Living Things

Our Earth hos
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What Is a Dual Processor?
A dual processor refers to a computer system that has two processors, which allows the computer to run more programs at the same time. Get a computer with a dual processor so that the computer will run faster and more efficiently using information from a certified computer technician in this video on computer processors.

Expert: Jonathan Ayres
Bio: Jonathan Ayres has more than 25 years of computer industry experience with all types of computer hardware and operating systems.
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Computer Basics : What Does CPU Stand for?
 CPU stands for central processing unit and is the main core of a computer where every command runs through and is routed to its appropriate location. Discover the different types of CPU's, or processors, available in different computers with information from a certified computer technician in this video on computers.

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How to convert images online
You do not need an expensive image converter program to change the file types of your graphics.  The aptly named Online Utility website features an image conversion utility among its bag of tricks.
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