A scientist can look at a cat, but few have looked with the spectacular results described in Science last week by Drs. Sam Lillard Clark and James W. Ward of Vanderbilt University. Their look threw much needed light on the relations of the cat's hind brain to the rest of its body. The front part of the brain (cerebrum) governs intelligence and will power. The rear part (cerebellum) governs action. In that region of a cat's brain the experimenters drilled several small holes into which they screwed small steel tubes. This arrangement allowed them to touch the cat's brain with a...
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