Cumulonimbus Clouds Cumulonimbus clouds are much larger and more vertically developed than cumulus clouds which form in a more stable atmosphere. They can exist as individual towers or form a line of towers called a squall line often present at cold fronts.
Sam Sheppard was an American physician best known as a homicide suspect in his wifeâs murder.
He is the author of several books of short stories, essays, and memoirs, and received the Pulitzer Prize for Drama in 1979 for his play Buried Child. Shepard was nominated for an Academy Award for Best Supporting Actor for his portrayal of pilot Chuck Yeager in The Right Stuff (1983). Shepard received the PEN/Laura Pels International Foundation for Theater Award as a master American dramatist in 2009.