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Many people believe that extensive use of the Internet, and especially social media, is harmful to memory and to learning, but recent research by scholars of literacy provides evidence suggesting that they are probably wrong.

In the past, female screen stars like Marilyn Monroe could be buxom and curvy, less concerned about their weight than actresses today. Or so the legend goes. But measuring the costumes worn by Monroe and other actresses reveals a different story.

When an instructor announces a tough new attendance policy for her course, a student objects that there is no evidence that students who regularly attend classes perform any better than those who do not. The instructor begs to differ.