Gecko with photo micrograph of foot
Geckos have a remarkable ability to run up vertical surfaces, and even across ceilings. But their feet do not form suction cups, nor are they sticky with any kind of secreted glue. Dr. Curt Stager tells Martha Foley the secret of the lizard's gravity-defying feet, which has as much to with atomic physics as biology.
St. Lawrence University, Canton,
New York 13617
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