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Are Diamonds Forever?
This professionally made video clip is from the Discovery Channel features diamonds  - dealing with basic info on what they are, how they are formed and processed. Run time 03:39.
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A truce offer from Hamas
Hamas says it is committed to truce with Israel, if the Jewish state stops raids. Deborah Lutterbeck reports.
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Infrastructure development will be India’s next economic wave
Infrastructure development will drive India’s economic growth in the next decade. That’s according to Kamal Nath, the country’s Road Transport and Highways Minister.


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Snakes based on Escher Drawing
An animated 3D short based on a woodcut by M. C. Escher. A masterful display of graphics, this video uses snakes to show how the drawing "moves." Good for a graphics art or drawing class.

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The Role of the Focusing Cup in an X-Ray Tube
This animation illustrates the role of the focusing cup in an X-Ray tube. The animation shows the trajectories of the electrons emitted by the filament both without and with the focusing cup. The focusing cup is held at a negative potential relative to the filament, so that area of impact of the electrons on the anode is a smaller area, creating a smaller spot size. The smaller spot size creates a more point like source for the emitted electrons which in turn provides better quality imaging in d
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How to Crochet a Hooded Baby Blanket #1
This video can be used by teachers who are instructing students who need an activity for enrichment/enhancement, or for students with special needs who need to find a way to channel energy into positive reinforcement. It gives detailed instructions and video footage on how to create a hooded baby blanket. (04:47) Students who are not famaliar with the craft of crochet will need more information on basic stitches.
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Types of Pastels for Creating Pastel Art
Types of Pastels for Creating Pastel Art. Part of the series: Getting Started With Pastel Art. Learn what types of pastels to use, including chalks and oils, to create pastel art in this video art lesson. This video is less than a minute.
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Three-Point Rule in Essay Writing
3 Point Rule in Essay Writing. Part of the series: How to Write an Essay. Learn the three point rule in writing body paragraphs in essays in this 50-second video on writing essays.
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Concept Mapping: How to Start Your Term Paper Research
How do we start our research for a term paper? One way is to map out our ideas and identify some of our key concepts to develop our research question. (04:58)
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Isaac Asimov on Changes in Science Fiction after 1949
Legendary SF author Isaac Asimov discusses the transformation of science fiction from the 1950&#39s to 1971 (when this interview occurred). This interview is t...
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The Medium Religion
Noted philosopher, critic and essayist Boris Groys, who has previously delved into the Soviet post-modernist and Russian avant-garde art scene, turns his attention now to the recent and dangerous marriage of religion and digital media. In a talk based on his paper, Religion in the Age of Digital Reproduction, Groys
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Manipulating Pages in Acrobat
This video shows you how to rearrange and manipulate pages in Acrobat X Std. or Pro. using the new Pages Panel.
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African Rock Art engravings and carvings in the Sahara Africa
This video shows examples of African Rock Art and engravings in the Sahara. There is some narration, but the teacher must provide context and a map of the area would help students understand better.
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How to Check Your Skin for Skin Cancer
How to Check Your Skin for Skin Cancer. Part of the series: Cancer Facts. Check your skin for skin cancer by looking for any lump or rapidly changing spot that has multiple colors on the body. Protect against skin cancer by wearing a hat and sunscreen when going in the...
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3.2 Case Study 1: Caswell's cockroaches

The setting is a class of nine- and ten-year-olds in Toronto, Canada. The curriculum focus is biology. The classroom has been carefully organised to mirror the way in which a real adult scientific research community operates at the University of Toronto's zoological department, local to the school. Over a ten-week period, the young students are given the opportunity to become immersed in a culture of ‘scientific inquiry’ by their teacher, Beverley Caswell, who has chosen to make the
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Licensed under a Creative Commons Attribution - NonCommercial-ShareAlike 2.0 Licence - see http://creativecommons.org/licenses/by-nc-sa/2.0/uk/ - Original copyright The Open University

THE PUPILLARY LIGHT REFLEX
This short clip shows the Pupillary light Reflex.
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Numbers, Words and Colors
Tools developed by Martin Wattenberg and his associate Fernanda Viégas, have changed the way people look at and use visualizations, by empowering and equipping users with the methodology needed to ask different questions. Wattenberg, whose background is in math and computer science, asks how the humanities have influenced th
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The future of finance
Financial systems, real estate markets and the changing face of banks, three experts give their cautiously hopeful views on how smart regulation can stimulate these interlinked sectors.
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