Pig Tissue Transplants
One in 20 people will need some kind of tissue transplant during their life. Doctors are getting help from pigs to heal everything from hernias to wounds. Run time 01:37.

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Transplant Cells, Not Organs
Pioneering surgeon Susan Lim performed the first liver transplant in Asia. But a moral concern with transplants (where do donor livers come from ...) led her to look further, and to ask: Could we be transplanting cells, not whole organs? At the INK Conference, she talks through her new research, discovering healing cells in some surprising places. (16:22)
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Hooked by an Octopus
Underwater filmmaker Mike deGruy has spent decades looking intimately at the ocean. A consummate storyteller, he takes the stage at Mission Blue to share his awe and excitement -- and his fears -- about the blue heart of our planet.  Run time 16:30.
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Organic Farming: Conserving Top Soil
Fueled by economic pressure to maximize crop yields and government incentives to produce only one type of crop, contemporary American farmers have been facing a crisis reminiscent of one that hit the Great Plains in the 1930s. In this video segment adapted from Interactive NOVA, learn why more and more farmers are opting for sustainable, organic farming practices to help preserve the valuable topsoil that they rely on for their livelihoods and society relies on for a continuing supply of grains
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Injection-moulded polystyrene ruler
The colours in the image are the result of birefringence and relate to the residual strain in the polystyrene. The pattern of strain is indicative of the flow of material during the injection process and it highlights the injection point (known as a 'gate') at the end of the ruler; the molecular alignment is greatest near this point. Towards the edges of the ruler and along its length, the material becomes more relaxed and as the molecular alignment falls, the retardation of light is less. If
Author(s): DoITPoMS, University of Cambridge,J A Curran, Depa

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http://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Economic Consequence and 9/11
Learn about some of the economics research going on at USC's Department of Homeland Security-funded research center, CREATE. Economic assessment includes the assessment of direct consequences, of indirect economic impacts, resilience and cost-benefit analysis of options to counter terrorism. CREATE researchers have developed a comprehensive framework for analyzing and estimating the economic consequences of a terrorist attack. Our economic team has experience in the economic modeling of major d
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Fareed Zakaria: 'Extraordinary Opportunity' Awaits Duke University Graduates
A leading analyst of global politics, CNN journalist Fareed Zakaria told Duke University's newest graduates Sunday, May 13, they are entering an "astonishingly peaceful" era whose "extraordinary opportunity" should not be obscured by temporary concerns about the economy and other world problems.
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A Manual of Online Molecular Biology Techniques

Authors: 
Ed Rybicki