MIT develops lecture search engine to aid students

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The Lecture Server as shown in this screenshot of MIT physics professor Walter Lewin displays video and highlighted search terms.
The Lecture Server, as shown in this screenshot of MIT physics professor Walter Lewin, displays video and highlighted search terms.

Imagine you are taking an introductory biology course. You're studying for an exam and realize it would be helpful to revisit the professor's explanation of RNA interference. Fortunately for you, a digital recording of the lecture is online, but the 10-minute explanation you want is buried in a 90-minute lecture you don't have time to watch.


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