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"A prank I did for April Fool's Day for my math class. I "accidentally" drew on the projector with a whiteboard marker, and get help from the YouTube video..." From http://www.reddit.com/r/aprilfools/comments/ba97w4/b... continue reading

posted by ant 11 months 4 weeks ago • 395 views • 2:48

For nearly all of human history, most people were very, very poor. But something happened after 1800. Average wages began to rise. For example, in the past 200 years, the average wage in the United States... continue reading

posted by Trancecoach 5 years 11 months ago • 994 views • 3:19

"This video is a part of a lecture from MIT open courseware. The teacher is Prof. Walter Lewin. He is Dutch origin astrophysicist. But at 1966 he went to MIT and stayed there." From http://www.reddit.com/r/videos/comm... continue reading

posted by ant 6 years 6 months 2 weeks ago • 3,769 views • 3:13
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