Great Scientific Theories

How did ancient people manage to find light sources? How do we know about light-based theories such as prisms? This fascinating book looks at the historical controversies that surround the discovery and theories of light and tells the stories of the scientists who worked on them. It also examines how the different theories based on light were arrived at, how they were tested, and what impact these theories and discoveries have had on our understanding of science today.

Who first discovered static and why was this important? What is an LED? This fascinating book looks at the historical controversies that surround the discovery and theories of electricity and tells the stories of the scientists who worked on them. It also examines how the different theories based on electricity were arrived at, how they were tested, and what impact these theories and discoveries have had on our understanding of science today.

Why does the rain fall? Why do rivers flow to the sea? The scientific theory of gravity answers these and many more questions we may have about this invisible force. This fascinating book looks at the historical controversies that surround the theory of gravity and tells the stories of the scientists who worked on the theory. It also examines how the theory of gravity was arrived at, how it was tested, and what impact the theory has had on our understanding of science today.

How do we know that the Sun is at the center of our solar system? This scientific theory is know as heliocentrism. This fascinating book looks at the historical controversies that surround the theory of heliocentrism and tells the stories of the scientists who worked on the theory. It also examines how the theory of heliocentrism was arrived at, how it was tested, and what impact the theory has had on our understanding of science today.