The annual $1,000 prize of the American Association for the Advancement of Science went this year to Zoology Professor Carrol Milton Williams of Harvard. His research* on the hormone system that makes the native silkworm (Cecropia) turn into a moth had nothing to do with silk production; it was aimed at the central secrets of growth and life.
Silkworms are fine subjects for the study of growth. Like most insects, they metamorphize, reorganizing nearly all of their body substance into new members and organs. Scattered through the mushy tissues of the big green caterpillars...
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