2 posts tagged with Refraction.
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The history of the Novaya Zemlya effect, a polar mirage

In 1596, Willem Barentsz and his crew went searching for the Northeast passage for a third time. It did not go well, and the crew was forced to spend a winter on Novaya Zemlya. On November 3 they saw the sun go down, and did not expect to see it again until February 8. However on January 24, 1597, three of the crew caught a glimpse of the sun. Three days later, Barents himself saw the sun, "in its full roundness, just free of the horizon." They had witnessed what would be know as the the Novaya Zemlya effect (YouTube of such an event; PDF with history and details). [more inside]
posted by filthy light thief on Mar 15, 2016 - 18 comments

Coronet Instructional Films

From the mid 40s to the mid 50s Coronet Instructional Films were always ready to provide social guidance for teenagers on subjects as diverse as dating, popularity, preparing for being drafted, and shyness, as well as to children on following the law, the value of quietness in school, and appreciating our parents. They also provided education on topics such as the connection between attitudes and health, what kind of people live in America, how to keep a job, supervising women workers, the nature of capitalism, and the plantation System in Southern life. Inside is an annotated collection of all 86 of the complete Coronet films in the Prelinger Archives as well as a few more. Its not like you had work to do or anything right? [more inside]
posted by Blasdelb on Nov 1, 2012 - 41 comments

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