Entertainment/control technology: The wonderful world of Epcot: Walt Disney Productions unveils a futuristic amusement park that may be even more intriguing to engineers than to the public at large

Forget Carl Sagan. He just explains the universe. Jacob Bronowski merely told us about the ascent of man. But the late Walt Disney, the greatest science popularizer of them all, thought big. Thanks to his vision, Walt Disney Productions will introduce the public this fall to the world of tomorrow — and not just in books, but in his inimitable style of animation and recreation.