Triangle Angle Sum
This video explains that the sum of the three angles in any triangle adds up to 180 degrees. The importance of this fact in Geometry cannot be emphasized enough. The triangle angle sum theorem is used in almost every missing angle problem, in the exterior angle theorem, and in the polygon angle sum formula. (4:06)
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Suki Kim | Without You, There Is No Us | Authors at Google
Suki Kim discusses her book "Without You, There Is No Us: My Time with the Sons of North Korea's Elite," published by Rider Books, in the London Google office on 1st April 2015. Suki Kim is the author of the award-winning novel The Interpreter and the recipient of Guggenheim, Fulbright, and Open Society fellowships. She has been traveling to North Korea as a journalist since 2002, and her essays and articles have appeared in the New York Times, Harper’s, and the New York Review of Books. Born
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Dan Dunn's Paintjam Performance Art
Dan Dunn paints in minutes keeping you in suspense until the very end. Edited video. This video is an example of using painting as a performance art form. (02:50)
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2.062J Wave Propagation (MIT)
This course discusses the Linearized theory of wave phenomena in applied mechanics. Examples are chosen from elasticity, acoustics, geophysics, hydrodynamics and other subjects. The topics include: basic concepts, one dimensional examples, characteristics, dispersion and group velocity, scattering, transmission and reflection, two dimensional reflection and refraction across an interface, mode conversion in elastic waves, diffraction and parabolic approximation, radiation from a line source, sur
Author(s): Mei, Chiang,Rosales, Rodolfo,Akylas, Triantaphyllo

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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

Douglas Crimp on AIDS and Activism
Douglas Crimp, the Fanny Knapp Allen Professor of Art History, speaks about his involvement in AIDS activism during the height of the epidemic in the 1980s and ‘90s. He also recalls his role as the editor of the arts and cultural criticism journal October and the impact of an issue about the AIDS crisis, which was published in 1987. Crimp says it was out of the research he did for that issue which led him to become an activist for the cause. Help us caption & translate this video! http://ama
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Integrating Digital Intelligence into Brand Strategy
As organisations seek to integrate the massive flow of digital data into their brand strategy, they face a triple challenge to stay ahead.
Author(s): David Dubois, INSEAD Assistant Professor of Marke

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Pressure in a Graduated Cylinder
As you go farther below the surface of a fluid, the pressure increases. Professor Ephraim Fischbach demonstrates pressure in a graduated cylinder in this video from Thinkwell's online Physics series. Run time 03:18.
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3. Money management challenges
SERIES - Mac's Money Centre: Money management challenges
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Alumni in Action - Sean Finnegan ’01
http://www.dickinson.edu/alumni-in-action By way of graduate school, Los Alamos National Laboratory and the U.S. Department of Energy (DOE), Sean Finnegan ’01 recently was back on campus to deliver the seminar speech for this year’s Sigma Pi Sigma induction ceremony. The former physics major now manages a portfolio of $42 million in research grants for the DOE, and he had a lot to say about his field, the scientific career path and the value of Dickinson's liberal-arts education.
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Education for Citizenship in Revolutionary City
To bring life to the struggles and principles of the 18th century is the goal that guides Revolutionary City programs, says Colonial Williamsburg Foundation President Colin Campbell.
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Lophelia colony and sea star in the North Sea
Attached to subsea structure,A colony of Lophelia pertusa, sea star and brittle stars on a subsea structure at the Thistle platform in the North Sea
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Normal Force and Newton's Third Law
In this video, Sal Khan of Khan Academy, discusses the normal force counteracting the force of gravity.  Mr. Khan uses computer software for demonstration. (04:44)
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Sea Turtles
This video segment from Interactive NOVA: "Animal Pathfinders" examines the life history of the sea turtle, from its solitary habits at sea to its reliance upon beach habitats for breeding and egg-laying. This video is a great example of animal instinct. Closed-captioning included. (01:43)
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Polar Bear Leaving Its Den
This very short video gives excellent real life footage of a large polar bear sticking its head out of its den. This is a great resource to help build background knowledge and to help make real world connections between nature and the classroom. (Less Than 2 Minutes)
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0a. la edad media (románico)

Presentación sobre la Música en la Alta Edad Media, con referencias a la Arquitectura y Pintura de la época.

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Documenting and Promoting Indigenous Agricultural Knowledge and Climate Change Adaptation in Selecte
By: UP Los Baños Presentation by Dr. Lucille Elna P. De Guzman, University Researcher, College of Agriculture, UPLB, Philippines. Delivered during the International Conference on Climate Change Impacts and Adaptation for Food and Environmental Security, November 21-22, 2012 at SEARCA, UPLB, College, Laguna, Philippines.
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Japanese for Everyday Life Lower Intermediate #10 - Explaining Symptoms to a Doctor
Learn everyday Japanese conversation with JapanesePod101.com! You’ve woken up with a sore throat on a Saturday morning in Japan, and you’re really hoping it’s not going to turn into a cold—you want to enjoy your weekend! But when you start sniffling by lunch time and have a fever by mid-afternoon, you know that you’re sick. [...]
Author(s): JapanesePod101.com

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The State of Open Education (#OpenCon2014)

Overview of the current state of open education.

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Engineering a Broken Heart
The heart is a miraculous muscle. Yet every year for over one million people this vital organ quits. Heart muscle damage, most commonly caused by a heart attack, can lead to heart failure when the organ forms scar tissue rather than growing new muscle tissue. UW researchers, led by bioengineer and physician Charles Murry, are merging engineering technology, stem cells and medicine to regenerate heart muscle. The team recently published a significant breakthrough that brings us closer to addressi
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By the time I applied for CERN, I had MIT and NASA on my resume
Watching “Apollo 13” as a child, physics student Hayley Osman told her dad she would be an astronaut. Believing in her potential, he continually reminded her that she could do it as long as she focused on math and science. Now, even though she no longer hopes to live the life of an astronaut, she sees that his advice paid off. In the fall of her freshman year at Missouri State, she started researching in Dr. Saibal Mitra’s lab, and he connected her with internships at Boston’s Massachus
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