"The Nature of Energy" (1949) explores various forms of energy and their applications in daily life and technology. It illustrates how energy, including muscular, electrical, chemical, heat, radiant, ...

When you think of a car, conceptually speaking, what comes to mind? A big box with four wheels and some windows? Certainly, that's the simplest way to think of an automobile, and indeed, that's been ...

Friction is an intrinsic physical phenomenon to curling. Without it, objects in motion would move endlessly, without slowing down. This would cause many safety-related problems: Cars or trains could ...