Sidney Perkowitz, author of Digital People: From Bionic Humans to Androids. Also: A New Ice Age: Could it Happen?; Transit of Venus and earth-like planets orbiting other star systems; Breast Cancer researchers find new drug stops growth or shrinks tumors in 46% of cases; 67 genes seem to be involved in all cancers; The latest on Prostate Cancer; Gene Therapy researchers find new way to replace bad genes with good genes.