Presents a history of the scientific knowledge of the solar system, sharing stories of scientists who worked theories, describing how they tested them, and discussing the impact they had on how it is
Looks at the history of gravity, covering such topics as the scientists who contributed theories, the controversies surrounding those theories, how the theory of gravity was developed and tested, and
Presents a history of light, noting such scientists as Empedocles, Isaac Newton, and Thomas Edison, and discussing such topics as refraction, telescopes, electronic light, and lasers.
