Acid in water
Plants and animals that live in water create some amount of acid in the water. The carbon dioxide that plants and animals release into the water makes the water acidic and unsafe for living organisms. This is why the water of captive aquatic animals and plants must be changed often.
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Gypsy Airs: Anna JiEun Lee
In this From the Top at Carnegie Hall video segment, 12-year-old Anna JiEun Lee plays a dazzling violin piece by Pablo de Sarasate called Zigeunerweisen (Gypsy Airs).
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Tutu Alicante
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Aux origines de l'illustration imprimée: l'exemple de "Visión deleytable" de 1489

Aux origines de l'illustration imprimée : l'exemple de Visión deleytable, incunable de 1489. Jean-Michel MENDIBOURE. In Dire, taire, masquer les origines dans la péninsule ibérique, du Moyen Age au Siècle d'Or, colloque international organisé par l'Équipe de recherche "Littérature Espagnole Médiévale et du Siècle d'Or" (LEMSO) du laboratoire France méridionale et Espagne : histoire des sociétés du moyen age à l'époque contemporaine (FRAMESPA) e
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Walt Disney-Noah's Ark-1959-Part 2 of 2
The well-known Biblical tale is brought to life as a stop-motion musical, which feels more like Rankin/Bass's specials in the medium than a Disney production, only it's more stylized. Noah is advised by a heavenly voice that a great rainstorm is coming which will wipe out most of Earth's inhabitants. So he and his three sons build a boat to precise specifications and begin rounding up two animals of every kind. When the lengthy time on the boat brings spirits down, Noah's sons provide some music
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Voices from Haiti: Mother of Mothers (Kreyol version)
Kreyol version of the visual poem Mother of Mothers with poetry by Kwame Dawes, images by Andre Lambertson. Full credits below. This video is part of a multi-media series exploring life after the quake, focusing on the lives of those affected by HIV/AIDS. See all related reports: http://pulitzercenter.org/haiti-after-quake
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Hyundai in rare earth supply move
Hyundai Motor proposes changes to management rules, to allow greater flexibility when it comes to securing rare earth supplies for future hybrid and electric models.
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The American Chemical Society, Division of Education
Main website for the ACS Division of Education. Contains links to curriculum material, professional development, student programs, Internet courses (webcast), video courses and short courses.
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Copyright 2002 American Chemical Society

Sheep in a Field
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Author(s): Inbody, John

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Digital Image © 2008 Indiana Historical Society. All Rights Reserved.

Railroad Crane and Work Crew
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Author(s): Inbody, John

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Digital Image © 2008 Indiana Historical Society. All Rights Reserved.

Lucy, la pionnière (audio)

A l’occasion du colloque « Les sciences dans les années 70 », Yves Coppens revient sur son activité de paléontologiste et sur les nombreuses campagnes de fouilles menées dès les années 1920 dans le cadre de la recherche sur les origines de l’homme. Il retrace en particulier les prémices et la découverte dans les années 70 de l’Australopithecus afarensis, la célèbre Lucy.

Très médiatisée lors de sa découverte car elle détenait le record du plus vieil hominid
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'Thunder thighs' dinosaur discovered
UCL Earth Sciences researcher Dr Mike Taylor is part of an international team that has discovered a new dinosaur named Brontomerus mcintoshi, or "thunder thighs", for its enormous thigh muscles. The new species, discovered in the US, is described in a new paper published in the journal Acta Palaeontologica Polonica. Further links: UCL News story: http://www.ucl.ac.uk/news/news-articles/1102/23021101 Mike Taylor's website http://www.miketaylor.org.uk/dino/brontomerus/ UCL Grant Museum of Zoolo
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Solar Panel Installation

In this video men are installing a solar electric system on a roof of a weekend cottage, that isn't currently attached to a public electric network. Now the building doesn't need the liquid fuel electric generator any more.  No words are spoken, viewers see men installing the solar panels and all the electronic equipment that is used.   Run time 02:11.


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Inferences on retrospective climate of Thar desert through luminescence dating of aeolian and lacust
Ashok Singhvi, Physical Research Laboratory, Ahmedabad, India, talks at the 1st Oxford Interdisciplinary Desert Conference hosted by the School of Geography and the Environment, University of Oxford, on the 15-16 April 2010.
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Josiah Warren: The First American Anarchist

[Transcribed from the Libertarian Tradition podcast episode "The First American Anarchist"]

Josiah Warren (1798–1874)

On an evening in 1871 or perhaps 1872, a young MIT student named Benjamin R. Tucker attended a lecture somewhere in the B
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Don't Laugh At Me
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EO Gameday Trailer SD
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Receive and Process Reservations
This learning object contains information and activities on handling room booking requests, checking availability and making the reservation.
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21F.065 Japanese Literature and Cinema (MIT)
This course surveys both cinematic and literary representations of diverse eras and aspects of Japanese culture such as the classical era, the samurai age, wartime Japan and the atomic bombings, social change in the postwar period, and the appropriation of foreign cultural themes, with an emphasis on the modern period. Directors include Akira Kurosawa and Hiroshi Teshigahara. Authors include Kobo Abe and Yukio Mishima. Films shown have subtitles in English. Taught in English.
Author(s): Condry, Ian

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Content within individual OCW courses is (c) by the individual authors unless otherwise noted. MIT OpenCourseWare materials are licensed by the Massachusetts Institute of Technology under a Creative C

Super Spinners!
Use this hands-on activity to demonstrate rotational inertia, rotational speed, angular momentum, and velocity. Students build at least two simple spinners to conduct experiments with different mass distributions and shapes, as they strive to design and build the spinner that spins the longest.
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