Josie acts like Madam Curie to explain how she discovered radiation and how it works. Beakman talks about how the fission of atoms produces heat, which makes radioactive materials glow. Beakman sets up a demonstration with mousetraps and ping pong balls (atoms) where he hits one and it causes a chain reaction of all of the mouse traps triggering.
A short biography of Albert Einstein, German-born scientist who revolutionized the understanding of physics and the philosophy of science. This "Man of the Century" developed the theory of relativity and impacted the development of everything from lasers to cell phones.
Chuck Yeager finally breaks the sound barrier while piloting an aircraft. The people on the ground initially believe that the sonic boom was Chuck crashing but soon realize that Chuck was successful in his attempt to break the sound barrier.