This episode's headline: Killer Wave; Affordable Housing; Managed Care; Seeing Science. ANCHOR: JIM LEHRER; GUESTS: EDDIE BERNARD, National Oceanic & Atmospheric Administration; SEN. DON NICKLES, (R) Asst. Majority Leader; SEN. EDWARD KENNEDY, (D) Massachusetts; FELICE FRANKEL, Photographer; GEORGE WHITESIDES, ""On the Surface of Things""; CORRESPONDENTS: JEFFREY KAYE; SUSAN DENTZER; ELIZABETH FARNSWORTH; KRISHNAN GURU-MURPHY; PHIL PONCE; PAUL SOLMAN