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  1. Micromanagers

    Some scientists believe the human brain is the creation of RNA. Only noncoding RNAs are plentiful, and powerful enough to handle the billions of complex interactions the brain faces every day.

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  2. Math

    A Mathematical Tragedy

    Sophie Germain had a bold program to prove Fermat's Last Theorem, but it was doomed to fail.

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  3. Humans

    Letters from the March 1, 2008, issue of Science News

    Big evolvers Regarding “Whales Drink Sounds: Hearing may use an ancient path” (SN: 2/9/08, p. 84), I have heard that whales evolved millions of years ago into their present form, including their very large brains. We humans must be relatively recent in terms of our brain structures.