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SciShow
Sugar, Worms, and Space
In this week's news, Hank explains how earthworms are doing nanotechnology for us, Americans will soon be eating genetically modified salmon, the Russians are going back to space, and another reason to drink less soda.
Crash Course
Crash Course Sociology #43: Health and Medicine
Our final unit of Crash Course Sociology is medical sociology. Today we'll explain what it is and get an overview of the role of society in our notions of health and disease.