Allan Cormack and Godfrey Hounsfield shared the 1979 Nobel Prize for developing which medical scanner?

The secret, government-printed "Australian" type of what, first used in an 1856 election, was adopted across the U.S.? Which word for a spoilsport, especially one who hates Christmas, comes from a 1957 Dr. Seuss book? Which symbol began as the emblem of a 1958 British anti-nuclear march? Which word completes both the Beatles title "All You Need Is ___" and the saying "___ makes the world go round"? Allen Drury won the 1960 Pulitzer Prize for which novel about the inner workings of the U.S. Senate? In 1968 Allen Breed invented a crash sensor that made which car safety device practical? Which filmmaker, born Allen Stewart Konigsberg, starred opposite Diane Keaton (born Diane Hall) in "Annie Hall"? "Alligator pear" is another name for which fruit?