RNAi Explained (Interactive)
This interactive activity from NOVA scienceNOW illustrates the function of RNA interference (RNAi), a mechanism by which cells interrupt the process of protein synthesis. By effectively silencing genes, RNAi helps to fight infections. Scientists hope that one day they will be able to use this powerful mechanism in the treatment of a wide variety of genetic diseases.
*Not all will agree with the introduction (dealing with evolution), but the active video and metaphor link (putting
Say What?- (Interactive Game)
Play this interactive game to learn about animal communication. Sid and Gabriela help the user to learn which animals make different noises in both English and Spanish. The game asks the player to listen to the animal noises and pick the associated animal from a picture of many different animals. This game can be used in association with the Sid the Science Kid episode, Hello Doggie!
L'Art en Question 2 : MANET - La 1ère minute en avant-première
Découvrez l'interview bonus sur Manet et visionnez gratuitement le film complet sur http://www.canal-educatif.fr/videos/art/28/manet-art-en-question-2/manet-dans-la-serre.html et rejoignez-nous sur Facebook http://www.facebook.com/CanalEducatif
LIVE Solar eclipse Q&BA hangout
This is the recording of the live video chat hangout I did during the May 20, 2012 solar eclipse. We had a live video feed from a telescope, and several astronomers on hand to discuss it. Due to a few issues, it doesn't really start until 17:23 in, so start there!
Washington College of Law 2012 Commencement Address
American University Washington College of Law 2012 Commencement Address by Valerie Jarrett, Senior Advisor to President Barack Obama.
Butterflies of the British Isles
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Joshua Goodman on the Challenges Facing American Schools || American Conversation Essentials
Harvard Kennedy School assistant professor Joshua Goodman outlines the challenges facing American schools, and compares them to more successful school systems in other countries.
Fluorine: The Element
This two minute video is about this element and what it does and its uses.
atomic symbol: F
Flourine is the most reactive element and reacts with hydrogen to make hydrogen flouride, which will dissolve human flesh.
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"Cooking with Our 3s," a Multiplication Rap
This multiplication rap song gives students practice multiplying by 3. The song begins with mnemonics to help students remember their threes. The second half of the song features practice problems which challenge students to sing out the answer before we do. Lyrics provided. (3:07)
Sound Waves Underwater: True or False (Interactive Game)
Does sound travel faster in space than in water? Do whales of different species make similar sounds? Does warm water allow sound to travel faster? Learn more about how sound travels underwater by answering 10 true-or-false questions in this interactive quiz from the NOVA Web site.
Spectrometry Explained (Interactive)
In this interactive activity adapted from NASA, learn how scientists use the electromagnetic spectrum to identify materials. Animations illustrate how spectrometers separate light across the spectrum and how line spectra are created. Learn how patterns of absorption and emission lines can be used as fingerprints to identify the chemical composition of an object.
Sources of Radiation (Interactive)
Radiation, like energy, comes in many different forms and from many different sources. This interactive activity from the NOVA Web site identifies common forms of radiation that people encounter throughout their lives and explains where they come from and what effects they might have on human health.
Sound Puzzle (Interactive Game)
Listen to these sonic "puzzle pieces" and then rearrange them so that they make sense when played in order. Then try to figure out what is making the sound.
2.5 Defining surfaces
Surfaces are a special class of topological spaces that crop up in many places in the world of mathematics. In this unit, you will learn to classify surfaces and will be introduced to such concepts as homeomorphism, orientability, the Euler characteristic and the Classification Theorum.
1.3.8 Summary of section During the 1970s and 1980s, countries such as Hong Kong, Singapore and Taiwan benefited from their low-cost advantages in the new global division of labour. Now, however, the gap between rich and poor nations is wider and competition in the world economy greater, prompting campaigning groups to argue that contemporary low-wage economies do not have the options for economic development that their predecessors had. In the face of market fragment
During the 1970s and 1980s, countries such as Hong Kong, Singapore and Taiwan benefited from their low-cost advantages in the new global division of labour. Now, however, the gap between rich and poor nations is wider and competition in the world economy greater, prompting campaigning groups to argue that contemporary low-wage economies do not have the options for economic development that their predecessors had.
In the face of market fragment
Health OER Inter-Institutional Project Formative Evaluation of Health OER Design Phase The review was to be based on a study of relevant documents, interviews with academic staff involved in institutional policy making and OER production, interviews with students who had experienced OERs (in cases where this was possible). The e
The review was to be based on a study of relevant documents, interviews with academic staff involved in institutional policy making and OER production, interviews with students who had experienced OERs (in cases where this was possible). The e
Prince William, Kate greet Canadians at barbecue
June 30 - Britain's Prince William and his wife, Catherine, The Duchess of Cambridge, attend an official barbecue at Rideau Hall in Otawa. Rough Cut (no reporter narration).
GDP link in Greek debt rollover "too onerous", expert says
July 1 - GDP-linked bonds in the proposed rollover for Greece are too punitive and likely to prove counterproductive, says Columbia University's Stephany Griffith-Jones, long-time advocate of GDP-linked debt.